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Underwater metal detectors split into two very different tools, and the single most important specification is not the word "waterproof" — it is the manufacturer's stated maximum operating depth. That difference is exactly what this guide to real-world detector depth explains better than any marketing badge. Many modern detectors carry an IP68 label yet top out at 5 m / 16 ft, while purpose-built dive machines run to 60 m / 200 ft or beyond.
A diver searching at 20 m needs a detector that stays stable in conductive saltwater, provides reliable underwater audio or vibration, and carries a pressure rating that matches the dive. A snorkeler working 1–2 m of water and then walking onto dry sand wants target ID, discrimination, and a machine that transitions cleanly between wet and dry ground. This guide separates those jobs instead of forcing one detector to cover all of them.
We narrowed the market to nine detectors across three depth classes: true scuba machines rated to 60–76 m, the XP DEUS II as the rare full-size detector genuinely capable of moderate-depth diving at 20 m, and modern shallow-submersion simultaneous-multifrequency detectors limited to 5 m. Each recommendation is matched to a specific user intent, because the wrong depth class is the most expensive mistake an underwater buyer can make.
This guide is for divers, snorkelers, and beach hunters who want a manufacturer-verified depth rating rather than a generic waterproof claim. It is also for anyone trying to decide between pulse induction, VLF, and simultaneous multi-frequency before committing to a machine.
Quick Picks
| Best use | Detector | Depth rating |
|---|---|---|
| Best overall for serious scuba | Minelab Excalibur II | 60 m / 200 ft |
| Best deepest-rated VLF | Fisher CZ-21 | 76 m / 250 ft |
| Best budget scuba detector | Nokta PulseDive Scuba Detector | 60 m / 200 ft |
| Best compact dive detector | Quest Scuba Tector Pro | 60 m / 200 ft |
| Best versatile land + real diving | XP DEUS II | 20 m / 66 ft |
| Best snorkeling/all-round value | Minelab Equinox 900 | 5 m / 16 ft |
| Best new snorkeling option | Nokta The Legend 2 | 5 m / 16 ft |
| Best premium snorkeling/beach | Minelab Manticore | 5 m / 16 ft |
| Best legacy PI / used-market pick | Garrett Sea Hunter Mark II | 65 m / 200 ft |
What Makes a Great Underwater Metal Detector?
Depth rating comes first. IP68 is an ingress-protection label, not a universal scuba depth. The only number that matters is the detector's official maximum operating depth. A modern 5 m machine is fully waterproof and excellent for snorkeling, surf, and creek work, but it cannot replace a 60 m or 76 m machine for ordinary deeper dives. Pay attention to whether the rating applies to the whole detector or only the coil. Several wading-class detectors have waterproof coils and non-submersible control boxes.
Technology shapes what you dig. Pulse induction detectors tolerate saltwater and mineralization exceptionally well, which is why they dominate true dive machines. The trade-off is discrimination: PI units generally produce less useful target identification, and forcing aggressive PI rejection can reduce detection depth and lose small gold. VLF and simultaneous multi-frequency detectors retain better target ID and discrimination, but they must be designed specifically for saltwater. As explained in our breakdown of discrimination and target ID, low-conductor gold frequently overlaps foil and pull-tab IDs, so underwater jewelry hunters should avoid rejecting every low-conductor response.
Audio is not the same underwater. Normal 2.4 GHz and Bluetooth wireless audio does not propagate through water the way it does through air. Dedicated dive detectors use hardwired headphones, vibration alerts, or an underwater antenna/waveguide. If a detector relies on regular wireless headphones on land, verify the manufacturer's underwater audio solution before you assume it works submerged.
Ergonomics changes once you are wet. A heavy detector becomes more manageable underwater, but a large coil and long shaft create hydrodynamic drag. Purpose-built compact detectors, short dive-shaft configurations, and aftermarket carbon shafts are the common owner solutions covered in our coil guide.
Post-saltwater maintenance is mandatory. Every coil, shaft, seal, charging contact, and underwater accessory should be rinsed with fresh water after salt exposure. O-rings and sealed battery compartments need to stay free of sand and debris, or depth ratings become irrelevant.
#1 Minelab Excalibur II — The Proven Full-Size Saltwater Scuba Detector
Specs
- Dive classification: True dive-rated
- Maximum depth: 60 m / 200 ft, IP68
- Technology: Minelab BBS simultaneous multi-frequency, 17 frequencies
- Modes: All Metal and Discriminate
- Pinpoint: Yes
- Sensitivity: Automatic or manual, levels 1–10
- Search coil: 10-in Double-D Smart coil, hardwired
- Display: None — analog control housing
- Target ID: Audio-tone based, no numerical visual ID
- Headphones: Hardwired waterproof headphones
- Battery: 12 V / 1,000 mAh rechargeable NiMH pack; older official runtime approximately 14–19 hours
- Weight: 2.3 kg / 5.1 lb
- Shaft: Standard approximately 122–114 cm; dive shaft approximately 91–82 cm
- Warranty: 12 months control box/coil
Pros
- Proven 60 m scuba platform with a long owner track record
- BBS multi-frequency handles conductive saltwater well
- Analog multi-tone audio helps separate ferrous from non-ferrous targets
- Hardwired waterproof headphones remove wireless-underwater uncertainty
Cons
- No display or numerical target ID
- Heavy and old-school compared with modern SMF detectors
- Hardwired coil and headphones limit configuration changes
- Seals and battery-pod interfaces require careful post-salt maintenance
Verdict
The Minelab Excalibur II remains the premium reference pick for serious saltwater scuba treasure hunting. It is not the lightest or most modern machine, but its 200-ft rating and proven multi-frequency salt handling are exactly what divers need below ordinary snorkeling depths.
Perfect for
Divers searching shipwrecks, reefs, swim zones, and offshore bottom structures where true 60 m capability matters more than a color display.
#2 Fisher CZ-21 — The Deepest-Rated VLF Dive Detector
Specs
- Dive classification: True dive-rated
- Maximum depth: 250 ft / approximately 76 m — deepest rating in this shortlist
- Technology: Dual-frequency VLF, 5 kHz + 15 kHz
- Salt compensation: Fisher dual-frequency/Fourier-domain design for mineralized and salt environments
- Modes: Autotune VLF motion all-metal, Target-ID VLF slow-motion discrimination, Pinpoint VLF all-metal non-motion
- Target response: Three-tone audio plus large-target bell response
- Ground balance: Manual
- Coil: Approximately 8-in or 10/10.5-in hardwired concentric, depending SKU
- Battery: 4 × 9 V; official manual runtime 35–55 hours alkaline, approximately 10–20 hours NiCd
- Weight: 8-in configuration historically around 5 lb 11 oz; 10/10.5-in approximately 6 lb 1 oz
- Control housing: Approximately 2.8 lb
- Warranty: 2 years
- Manufacture: USA
Pros
- Deepest dive rating in the roundup
- VLF discrimination gives more target information than PI
- Strong reputation among experienced water hunters for true 250-ft use
- Long alkaline runtime compared with many sealed-battery competitors
Cons
- Substantial weight
- Analog audio only, no display
- Manual ground balancing
- Hardwired components and older architecture
Verdict
The Fisher CZ-21 is the specialist choice when a diver wants VLF discrimination and an exceptionally deep pressure rating. It is the rare full-size VLF machine that belongs in the same category as the Excalibur II rather than a shallow-water land detector with extra sealing.
Perfect for
Divers who want more target information than PI provides and who are willing to accept extra weight and an old-school interface for a genuine 250-ft rating.
#3 Nokta PulseDive Scuba Detector 8" — Best Budget Dedicated Scuba Detector
Specs
- Dive classification: True dive-rated
- Maximum depth: 60 m / 200 ft, IP68
- Technology: Pulse Induction
- Operating frequency: 3 kHz
- Search coil: Integrated 8 in / 20 cm coil on the current standalone Scuba Detector version; coil cover included
- Detection/alert modes: Audio, vibration, audio + vibration, and LED
- Sensitivity: 5 levels
- Underwater features: Dive Mode locks buttons against pressure-induced operation; rapid retune; frequency shift; LED flashlight; lost alarm
- Wireless: Built-in 2.4 GHz module for compatible headphones when conditions permit; underwater hunting primarily relies on vibration or audio
- Battery: Built-in 1,650 mAh Li-Po rechargeable
- Charging: Approximately 2 hours
- Length: 45 cm / 17.7 in
- Weight: 550 g / 19.4 oz including 8-in coil cover
- Warranty: 2 years
Pros
- Compact and budget-friendly for a true 60 m dive detector
- PI handles saltwater and black sand with stability
- Vibration alerts work underwater without headphones
- Dive Mode prevents accidental button presses at depth
- Rechargeable and relatively light
Cons
- No numerical target ID or display
- Limited discrimination — expect more digging on iron and foil
- Official runtime is not published; long-term owners report at least several hours in practical use
Verdict
The Nokta PulseDive is the strongest inexpensive recommendation for someone who genuinely plans to submerge a detector well beyond ordinary beach-wading depth. It is not a substitute for a full-size Excalibur or CZ-21 when maximum search coverage or depth on buried targets matters, but its PI stability and compact form make it a serious dive tool.
Perfect for
Budget-conscious divers and snorkelers who need a 60 m-rated compact PI detector and are willing to dig more targets in exchange for saltwater stability.
#4 Quest Scuba Tector Pro — Best Compact Dive Detector with a Display
Specs
- Dive classification: True dive-rated
- Maximum depth: 60 m / 200 ft
- Technology: Pulse Induction
- Saltwater operation: Designed for saltwater stability
- Search head: STP20 open-face/folding search-head design with a 180° hinge
- Display: OLED
- Alerts: Audio and vibration, with underwater visual/status feedback
- Construction: Detachable control pod, anchor/lanyard attachment, compact folding architecture
- Charging: USB-C
- Battery: Rechargeable sealed lithium system
- Land use: Optional/compatible beach/shore rod configuration
- Release: Commercial launch occurred in 2023
Pros
- Compact folding geometry is easy to carry and use underwater
- OLED gives visual feedback that the Excalibur and CZ-21 lack
- USB-C rechargeable sealed battery
- Designed specifically for saltwater
- Can transition to a beach/shore rod configuration
Cons
- Smaller owner base and less long-term reliability evidence than the PulseDive
- Limited discrimination, typical of PI
- Some secondary retailer specifications differ from Quest's official current page
Verdict
The Quest Scuba Tector Pro is the most compelling compact alternative to the PulseDive for divers who want an OLED and a folding head. PulseDive still has the stronger body of owner feedback, but the Quest is a legitimate 60 m-rated dive detector with a form factor no full-size machine can match.
Perfect for
Divers who want a compact, folding PI detector with a display and do not want to carry a full-size underwater machine.
#5 XP DEUS II — Best Versatile Land + Real Diving Detector
Specs
- Dive classification: True dive-capable to 20 m / 66 ft when correctly configured
- Maximum depth: 20 m / 66 ft, IP68 for compatible remote, coils, and underwater components
- Technology: FMF — Fast Multi Frequency simultaneous multi-frequency
- Single-frequency range: Approximately 4–45 kHz depending coil and settings
- Programs: 12 factory programs + 12 user programs
- Coils: 9-in, 11-in, and 13 × 11-in FMF DD; all compatible coils rated IP68 to 20 m
- Weight: Detector starts at approximately 750 g depending configuration
- Battery: Rechargeable lithium batteries in remote, headphones, and coil
- Runtime: Remote up to about 25 h; compatible headphones about 17 h; coil up to about 20 h
- Charging: Around 3 hours
- Underwater requirement: Radio transmission does not travel effectively through water, so the underwater antenna/waveguide must be used
- Pressure plug: XP specifies the red plug for immersion from over 1 m down to 20 m; the gray plug is for shallower use only
- Warranty: 5 years
Pros
- The only full-size machine in this roundup that genuinely transitions from land and beach hunting to moderate-depth diving at 20 m
- FMF multi-frequency and full discrimination remain available underwater
- Fully wireless architecture with bone-conduction headphone option rated to 20 m
- 5-year warranty and multiple coil sizes
Cons
- More assembly complexity than a dedicated Excalibur, CZ-21, or PulseDive
- Requires the red dive plug and underwater antenna for deeper use
- 20 m is not a substitute for a 60 m scuba detector
- Package configurations vary; not every bundle includes underwater headphones
Verdict
The XP DEUS II occupies a unique niche between shallow 5 m SMF detectors and dedicated 60 m analog/PI scuba machines. It is probably the most important differentiator in this category, but it demands more setup discipline than a purpose-built dive detector.
Perfect for
Hunters who split time between dry land, beach, and genuine 5–20 m diving and want one detector that does all three without giving up target ID.
#6 Minelab Equinox 900 — Best Snorkeling/All-Round Value
Specs
- Dive classification: Shallow submersion / snorkeling — not a standard scuba detector
- Maximum depth: 5 m / 16 ft, IP68
- Technology: Multi-IQ simultaneous multi-frequency plus selectable single frequencies
- Single frequencies: 4, 5, 10, 15, 20, and 40 kHz
- Search modes: Park 1/2, Field 1/2, Beach 1/2, Gold; All Metal and custom User Profile
- Pinpoint: Yes
- Target IDs: 119 discrimination segments; -19 through 0 ferrous, 1–99 non-ferrous
- Tone options: 1, 2, 5, All Tones, and Depth
- Coils included: EQX11 11-in DD and EQX06 6-in DD
- Weight: 1.27 kg / 2.8 lb
- Length: Up to roughly 144 cm; collapsible to approximately 61 cm
- Battery: Internal 3.7 V / 5,100 mAh Li-ion; approximately 12 hours runtime
- Wireless: Low-latency wireless audio for dry use; submerged audio requires a compatible waterproof solution
- Warranty: 3 years
Pros
- Excellent Multi-IQ salt handling and target ID
- Includes both 11-in and 6-in coils for coverage and tight areas
- Beach modes plus full land hunting capability
- Strong owner base and wide availability
Cons
- 5 m depth limit is not scuba territory
- Underwater audio still requires a compatible waterproof headphone solution
- Smaller gold jewelry can overlap foil and pull-tab IDs, so aggressive rejection risks lost targets
Verdict
The Minelab Equinox 900 is the best all-round choice for a snorkeler or beach hunter who also detects on land. Its true rating is 5 m / 16 ft — not the 10 ft figure some older competitor articles still repeat — and that depth class is exactly right for wading, snorkeling, and shallow submersion.
Perfect for
Snorkelers, creek hunters, and beach detectorists who want modern target ID and discrimination and do not need deeper than 5 m.
#7 Nokta The Legend 2 — Best New Snorkeling Option
Specs
- Dive classification: Shallow submersion / snorkeling — not a standard scuba detector
- Maximum depth: 5 m / 16 ft, IP68
- Technology: Simultaneous Multi-Frequency plus selectable single frequencies
- Single frequencies: 4, 10, 15, 20, 40 kHz
- Multifrequency profiles: M1, M2, M3, MD, MW, and M
- Search modes: Park, Field, Beach, Relic, Gold
- Ground balance: Automatic, manual, and tracking
- Target ID scale: 99 points
- Tone choices: 1, 2, 3, 4, 6, 99, and Pitch
- Ferrous analysis: FerroCheck
- Coils: Current packages include LD21 8 × 5.5-in DD and LD28 11-in DD
- Weight: Approximately 1.2 kg / 2.6 lb including search coil
- Battery: 6,700 mAh rechargeable Li-ion; approximately 8–20 hours
- Charging: Approximately 5–6 hours
- Warranty: 3 years
- Release: September 2025
Pros
- One of the newest SMF detectors in the shortlist
- Strong simultaneous multi-frequency salt handling
- 99-point target ID with FerroCheck ferrous analysis
- Improved ergonomics and weight balance over the original Legend
- Includes two coil options in current packages
Cons
- Only 5 m / 16 ft, so no scuba use
- Long-term underwater reliability evidence is limited because it launched in late 2025
- Do not transplant original Legend durability reports onto Legend 2
Verdict
The Nokta The Legend 2 is the strongest 2026 freshness play for snorkeling and shallow-water work. Its simultaneous multi-frequency engine gives it genuine beach and surf capability, and it is priced as a mid-range option with flagship-level features.
Perfect for
Snorkelers and shallow-water hunters who want a current-generation SMF detector with excellent target ID and do not mind the 5 m ceiling.
#8 Minelab Manticore — Best Premium Snorkeling/Beach Detector
Specs
- Dive classification: Shallow submersion / snorkeling — not a standard scuba detector
- Maximum depth: 5 m / 16 ft, IP68
- Technology: Multi-IQ+ simultaneous multi-frequency
- Selectable single frequencies: 5, 10, 15, 20, and 40 kHz
- Search programs: All-Terrain General, Fast, Low Conductors, High Conductors, Trash Reject; Beach General, Low Conductors, Deep, Surf & Seawater; Goldfield General; plus All Metal and custom
- Sensitivity: 1–35
- Target system: 2D ID map, 100 conductive IDs plus ferrous axis; numerical target IDs 0–99
- Display: Full-color LCD
- Standard coil: M11 11-in round Double-D
- Weight: 1.3 kg / 2.9 lb
- Battery: Internal 3.7 V / 6,800 mAh Li-ion; approximately 10 hours
- Charging: Approximately 7 hours
- Warranty: 3 years
Pros
- Highest shallow-water target separation and identification in the roundup
- 2D ID map and full-color display give the most visual target feedback
- Dedicated Beach Surf & Seawater program
- Excellent build and premium feature set
Cons
- Premium cost
- Substantial learning curve
- Same 5 m limit as the Equinox 900
- Battery runtime is shorter than some competitors
Verdict
The Minelab Manticore is the best high-end option for a snorkeler or beach hunter who values target separation and identification more than scuba depth. It is not a dive machine, but in its 5 m class it is the most advanced detector on this list.
Perfect for
Premium shallow-water and beach hunters who spend most of their time in surf, wet sand, and snorkeling depth and want the most capable target ID available.
#9 Garrett Sea Hunter Mark II — Best Legacy PI / Used-Market Pick
Specs
- Dive classification: True dive-rated, but effectively discontinued in 2026
- Maximum depth: 200 ft / approximately 65 m, 7 atm
- Technology: Pulse Induction
- Pulse rate: Approximately 750 pulses per second
- Search coil: 8-in epoxy-filled coil standard; optional 10 × 14-in mono accessory
- Salt handling: Automatic salt elimination
- Discrimination: Standard PI detection plus two discrimination approaches; threshold and elimination are user adjustable
- Battery: 8 AA batteries; approximately 18–22 hours
- Headphones: Dedicated submersible headphones
- Housing: Independently sealed battery compartment and double-O-ring construction
- Configuration: Four stem arrangements, including short ScubaMate format
- Weight: Control housing approximately 31 oz, headphones approximately 11 oz; ScubaMate configuration approximately 64 oz without phones
Pros
- Canonical 200-ft PI dive machine with unusually robust housing
- Automatic salt elimination
- Long AA runtime and easy battery swaps
- Double-O-ring construction designed for submersion
Cons
- No longer in normal production; new-old-stock or used market only
- Future parts and service availability is uncertain
- PI discrimination is limited; aggressive rejection sacrifices depth and small-target sensitivity
- No current live Amazon listing available
Verdict
The Garrett Sea Hunter Mark II remains a legitimate 200-ft PI dive detector, but it is now a legacy buy. Include it in your search only if you can find verified new-old-stock or a used unit in good condition, and do not make it the default 2026 purchase over the Excalibur II, CZ-21, or PulseDive.
Perfect for
Used-market buyers and legacy owners who want a proven PI dive platform and are prepared for limited future manufacturer support.
Comparison Table
| Detector | Depth rating | Technology | Dive classification |
|---|---|---|---|
| Minelab Excalibur II | 60 m / 200 ft | BBS multi-frequency | True scuba |
| Fisher CZ-21 | 76 m / 250 ft | Dual-frequency VLF | True scuba |
| Nokta PulseDive | 60 m / 200 ft | Pulse Induction | True scuba |
| Quest Scuba Tector Pro | 60 m / 200 ft | Pulse Induction | True scuba |
| XP DEUS II | 20 m / 66 ft | FMF multi-frequency | Moderate-depth dive capable |
| Minelab Equinox 900 | 5 m / 16 ft | Multi-IQ SMF | Shallow submersion / snorkeling |
| Nokta The Legend 2 | 5 m / 16 ft | SMF | Shallow submersion / snorkeling |
| Minelab Manticore | 5 m / 16 ft | Multi-IQ+ SMF | Shallow submersion / snorkeling |
| Garrett Sea Hunter Mark II | 65 m / 200 ft | Pulse Induction | True scuba, discontinued |
Which Underwater Metal Detector Should You Buy?
If you scuba dive regularly deeper than 10 m: choose from the true scuba class. The Minelab Excalibur II is the best overall for proven saltwater multi-frequency performance, while the Fisher CZ-21 is the deeper-rated VLF alternative if you want more target information than PI provides. On a budget, the Nokta PulseDive gives you a true 60 m PI detector in a compact package.
If you want one detector for land, beach, and real diving: the XP DEUS II is the only full-size machine here that genuinely transitions to 20 m while retaining discrimination. It requires more assembly discipline, but it closes the gap between shallow 5 m detectors and dedicated 60 m scuba units.
If you snorkel, wade, or hunt surf and wet sand: the Equinox 900 is the best all-round value, the Nokta The Legend 2 is the freshest current-generation option, and the Manticore is the premium pick for maximum target ID. These machines are excellent at 1–5 m, but none should be treated as a scuba detector.
If you expect black sand, heavy mineralization, or mostly saltwater bottom work: PI is the safest technology. The PulseDive, Sea Hunter, CZ-21's dual-frequency approach, or Excalibur II's BBS will all handle conductive salt better than a single-frequency land machine.
If you are buying used: the Garrett Sea Hunter Mark II is a legitimate legacy PI dive detector, but confirm parts availability and condition before you buy.
Frequently Asked Questions
Q: Is IP68 enough for scuba diving?
No. IP68 is an ingress-protection label, not a universal depth specification. The manufacturer's stated maximum operating depth is what matters. Many IP68 detectors top out at 5 m / 16 ft, while true scuba machines are rated to 60 m / 200 ft or more.
Q: What is the difference between PI, VLF, and SMF underwater?
Pulse induction sends short high-current pulses and measures decay time. It is highly stable in saltwater and black sand but offers limited discrimination. VLF uses continuous single or dual frequencies and can identify target conductivity, but single-frequency VLF often struggles in conductive saltwater unless specifically designed for it. Simultaneous multi-frequency transmits several frequencies at once, giving salt stability and better target ID than PI.
Q: Can I use my regular metal detector underwater?
Only if the whole detector — not just the coil — is rated for the depth you plan to reach. Many land detectors have waterproof coils but non-submersible control boxes. Check the manufacturer's stated maximum operating depth and whether underwater audio is supported.
Q: Do wireless headphones work underwater?
Usually not. Standard 2.4 GHz and Bluetooth radio does not propagate effectively through water. Dedicated dive detectors use hardwired waterproof headphones, vibration alerts, or an underwater antenna/waveguide. The XP DEUS II, for example, requires its underwater antenna and the red dive plug for reliable submerged audio.
Q: How deep can a 5 m detector actually go for snorkeling?
A 5 m / 16 ft detector is excellent for snorkeling, shallow creeks, surf, and full submersion in ordinary swimming depth. It is not a scuba detector. Do not take it to 20 m or deeper.
Q: What should I rinse after saltwater use?
Rinse the coil, shaft, seals, charging contacts, underwater headphone connections, and any removable battery pods with fresh water after every saltwater session. Inspect O-rings and battery compartments for sand or debris before storage.
Q: Is the Garrett Sea Hunter Mark II still worth buying?
Only if you find verified new-old-stock or a used unit in good condition. The detector is no longer in normal production, so future parts and service availability is uncertain. It remains a capable 200-ft PI dive machine, but modern alternatives offer current support.
Q: Which underwater detector is best for finding jewelry?
For shallow water and beach jewelry, our jewelry-detector guide recommends multi-frequency machines like the Equinox 900 or Manticore because they retain target ID while handling saltwater. For scuba-depth jewelry hunting, the Excalibur II and CZ-21 are the proven dive-rated choices.
Conclusion
The underwater detector market is not one category, and the biggest mistake a buyer can make is treating a shallow 5 m machine as a scuba tool. The Minelab Excalibur II remains the best overall choice for serious saltwater divers, while the Fisher CZ-21 extends capability to 250 ft and keeps VLF discrimination. On a budget, the Nokta PulseDive proves that a true 60 m dive detector does not have to cost as much as a full-size machine. The XP DEUS II is the unique bridge between land hunting and moderate-depth diving, and the Equinox 900, Legend 2, and Manticore dominate the snorkeling and beach end of the market.
Whichever class you choose, keep the depth rating, technology, and underwater audio solution at the center of the decision. If you are chasing jewelry, pair your detector with the advice in our guide to finding lost rings and the right recovery gear from our sand scoop roundup. For a deeper look at how coils and depth interact, start with the coil guide.
Finally, the best underwater detector is the one whose depth rating you can trust and whose technology matches the ground you actually hunt. If you are ready to buy, check current prices on your class of choice — just be sure to treat a true 60 m scuba detector and a 5 m snorkeling machine as two different tools.
