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Waterproof Metal Detector

A favourite detector for treasure divers around the world because of its ability to ignore salt water, the Garrett Sea Hunter's electronic housing can be mounted on the hip or above, below or under the cuff in either short or long configuration.

With the Garrett unique Discrete Trash Elimination technology, the Sea Hunter Mark II can eliminate most pull tabs and foil without significantly degrading its sensitivity for rings and coins in Discrete Elimination mode.

Highly Recommended - Surf Hunting, Treasure Diving, CSI*

Recommended - Coin Hunting, Jewellery Hunting, Relic Hunting, Cache Hunting, Prospecting, Dry Beach/Fresh Water Hunting

* The Sea Hunter is also Highly Recommended for Law Enforcement CSI where underwater searching is required. Designed to ignore the effects of salt water and other minerals, this all-purpose instrument will find all types of metal, including brass, lead, cartridge shells and foil. Garrett's exclusive Discrete Trash Elimination mode eliminates pull tabs and other small metal trash while it locates your target with time-saving precision. It has four versatile configurations for use over ground, in the mud, in the surf or underwater down to 200 feet. Used by professionals for 30 years. Ideal search detector for oceans, beaches, lakes and all waterways.


  • Circuit type: Pulse Induction technology for automatic cancellation of salt/ground mineralization
  • Audio Threshold, Adjustable: adjust to user's preference
  • User-adjustable Discrimination/Elimination
  • Hip Mount Belt/Pouch: reduces detector weight for long searches
  • Discrimination Modes: Two operating modes (Standard or Discrete) offer varying levels of non-ferrous target discrimination.
  • Discrete Trash Elimination: use to eliminate most pull tabs and foil without significantly degrading sensitivity for rings and coins.
  • Standard Trash Elimination: provides the deepest possible detection; allows a very slow searchcoil sweep in areas with little trash.
  • Independently sealed battery compartment

Search Modes

Non-motion all metal deepseeking mode with full range pulse induction discrimination


Multiple Frequency Technology

22 Frequencies

Circuit Type

Pulse Induction


Full Range PI

Search Modes


Detection Frequency

750 Pulses per second, adjustable

Submersion Depth

65m (200 ft) - underwater headphones required

Standard Searchcoil

8 inch PROformance mono searchcoil

Submersible Headphones


Length (Adjustable)

0.71m to 1.32m (28 to 52 inches)

Total Weight

2.3 kgs (5.1 lbs) stem mounted

Control Housing

0.88 kgs (31 oz)

Detector Bouyancy

Near neutral


8 AA (included)

What’s Included

  • 8" PROformance™ submersible searchcoil
  • Submersible headphones
  • Belt pouch
  • Instructional DVD

Optional Extras (sold separately)

Garrett Sea Hunter 10x14 Proformance Mono Searchcoil
Garrett Universal Detector Soft Case


SKU GMD-1151970
Barcode # 786156001718
Brand Garrett Metal Detectors

1 Year Limited Parts and Labour Warranty

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