Best Metal Detectors for Underwater of 2025

Bryan Hicks Avatar
Bryan Hicks
Last Updated: Jan 2, 2025

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Metal detectors for underwater are essential for treasure hunters and divers. They are designed to detect metallic objects buried deep in the sand, hidden beneath rocks or coral reefs, or even submerged in the water. These detectors are waterproof and can be used in fresh or saltwater environments. They come with a range of features including sensitivity adjustment, discrimination control, and target identification. With these detectors, divers can easily locate lost treasures, sunken ships, or even modern-day items such as jewelry or cell phones. Overall, the metal detectors for underwater are a valuable tool for any diver or treasure hunter looking to explore the depths of the ocean.

At a Glance: Our Top Picks

OMMO Underwater Metal Detector Cover #TOP 1
OMMO Underwater Metal Detector
ftb score rating icon 9.8
Nokta PulseDive Underwater Metal Detector 2-in-1 Set Cover #TOP 2
Nokta PulseDive Underwater Metal Detector 2-in-1 Set
ftb score rating icon 9.7
PANCKY Waterproof Metal Detector Pinpointer Cover #TOP 3
PANCKY Waterproof Metal Detector Pinpointer
ftb score rating icon 9.5

Top 10 Metal Detectors for Underwater

#TOP 1

OMMO Underwater Metal Detector

OM112
Green
Circle
OMMO Underwater Metal Detector Cover
OMMO Underwater Metal Detector, IP68 Fully Waterproof Rechargeable Metal Detector with 3 Modes Vibration&Sound, Metal Detector for Adults with Built-in 1600mAh Battery for Underwater Scuba Diving

The OMMO Metal Detector is designed for underwater treasure hunting with impressive features. Its rechargeable battery lasts up to 16 hours, ensuring you can explore without the hassle of changing batteries. Capable of diving up to 60 feet, it opens up opportunities for discovering hidden treasures in lakes, rivers, and oceans. The detector's high accuracy allows you to quickly find coin-sized items buried just beneath the surface. With three modes to choose from, you can customize your detection experience, whether you prefer vibration, sound, or both, making it easier to stay alert while searching.

What We Like
Long-lasting rechargeable battery
60FT waterproof capability
High accuracy detection
Three alert modes

Nokta PulseDive Underwater Metal Detector 2-in-1 Set

Nokta DETECTION TECHNOLOGIES
PulseDive
Yellow
Nokta PulseDive Underwater Metal Detector 2-in-1 Set Cover
Nokta PulseDive Underwater Metal Detector, Waterproof Pinpointer 2-in-1 Set for Adults with 5.5 Inch Search Coil, 3 kHz Pulse Induction Frequency, Scuba Pulsedive and Pointer

The Nokta PulseDive Underwater Metal Detector 2-in-1 Set is an innovative and versatile tool that can be used by divers, vacationers, and detectorists for land and underwater searches. It comes with a scuba coil, pointer coil, belt holster, and other accessories. The detector can be quickly transformed into a pinpointer in a matter of seconds, making it a valuable addition to your gear collection.

What We Like
Versatile tool for both land and underwater metal detecting
Quick transformation from scuba detector to pinpointer
Comes with various accessories for easy use and storage
#TOP 3

PANCKY Waterproof Metal Detector Pinpointer

PANCKY
GC-2001
PANCKY Waterproof Metal Detector Pinpointer Cover
PANCKY Metal Detector Pinpointer for Adults Kid, IP68 Fully Waterproof Underwater Metal Detector Adjustable Sensitivity Handheld Pin Pointer Wand Treasure Hunting 360°Detection High Accuracy LED Light

The PANCKY Pinpointer Metal Detector is designed for precision treasure hunting. With adjustable sensitivity, you can easily locate metal items like coins and jewelry, detecting at different depths for better accuracy. It features a comprehensive upgrade that ensures minimal interference, while offering 360-degree detection and alerts through sound and vibration. This device is fully waterproof (IP68 rated), allowing you to use it in any weather conditions, including underwater explorations in lakes and rivers. The built-in LED light makes it convenient for detecting in low-light environments, enhancing your treasure hunting experience.

What We Like
Adjustable sensitivity levels
360-degree detection
Fully waterproof design
LED light for low visibility
#TOP 4

wedigout Waterproof Metal Detector MD 790

MD-790
Yellow
MD-790
wedigout Waterproof Metal Detector MD 790 Cover
Wedigout Underwater Metal Detector Handheld,100 Feet Fully Waterproof Metal Detector for Adults,Mini Gold Finder Pulse Induction with LED and Power Indicator for Scuba Diving Beach Backyard Treasure

The wedigout Waterproof Metal Detector MD 790 is a fully waterproof pinpointer that offers durability and reliable operation in rugged environments. With three LCD indicators and a power display, this detector allows for precise positioning of metal objects and easy monitoring of power levels. The handheld design, measuring 14 inches, is suitable for both adults and kids, making it comfortable to use with less effort. The MD 790 pinpointer is highly sensitive and can be used in various settings, such as indoors, on sand, in soil, or even underwater. It is perfect for detecting coins, gold, silver, relics, and jewelry. Additionally, it is easy to maintain, as it only requires occasional wiping with a damp cloth to keep it looking new. Keep in mind to use the detector in normal temperature environments and keep it away from dust and dirt.

What We Like
Durable
Precise positioning
Comfortable and easy to use
#TOP 5

SAKOBS Metal Detector Pinpointer Wand

metal detector
Yellow
SAKOBS Metal Detector Pinpointer Wand Cover
SAKOBS Metal Detector Pinpointer Wand: 5" Detection Depth, IP68 Fully Waterproof, Up to 66 Feet Underwater, 360°Detection Handheld Pin Pointer, 3 Modes (Buzzer, Vibration,Sound) for Adults & Kids

SAKOBS Pinpointer Wand is a highly sensitive metal detector with a 360° detection capability. Its advanced chips and high-quality materials make it 50% more sensitive than regular detectors, allowing it to target objects up to 5 inches underground. With its 360° side scan, you can quickly scan large areas and then use pinpoint cues to zoom in and locate targets before digging. The pinpointer wand is also fully waterproof up to 66 feet, making it perfect for locating treasures in rivers, lakes, and even oceans. It offers three switch modes - buzzer sound, vibration, and sound & vibration - to meet the detection needs of different environments. The handheld metal detector wand is lightweight, weighing only 5.5 ounces, and comes with a belt and holster for easy carrying. It also features built-in LED lights for easy operation at night. Overall, SAKOBS Pinpointer Wand is a reliable and convenient tool for metal detection enthusiasts of all ages.

What We Like
High sensitivity
360° detection
Waterproof up to 66 feet
#TOP 6

Widazzla Underwater Metal Detector

Widazzla
IP860
Orange+Black
Widazzla Underwater Metal Detector Cover
Widazzla Underwater Metal Detector, Fully Waterproof Metal Detector for Adults, IP68 Built-in 1600mah Battery Metal Detector for Diving Treasure Hunting

The Widazzla Underwater Detector is designed for treasure hunters and divers alike. It can operate at depths of up to 60 feet, making it perfect for exploring both freshwater and saltwater environments. With a powerful 1600mAh battery, you can enjoy more than 15 hours of uninterrupted use, allowing you to spend more time searching for hidden treasures. The upgraded chip enhances its sensitivity and accuracy, enabling you to detect metals just below the surface quickly. Additionally, the multi-sensory alarm system provides three modes—vibration, sound, or both—to alert you as you get closer to your target, ensuring you won't miss any valuable finds.

What We Like
Deep waterproof capability
Long battery life
High sensitivity and accuracy
Multiple alert modes
#TOP 7

MINELAB X-Terra PRO Waterproof Metal Detector

3707-0001
black
X-TERRA PRO
MINELAB X-Terra PRO Waterproof Metal Detector Cover
MINELAB X-Terra PRO Waterproof Treasure Metal Detector for Adults (3 Detect Modes)

The MINELAB X-Terra PRO is a versatile metal detector designed for treasure hunting in various environments. With its Pro-Switch Technology, you can easily switch frequencies to find targets buried deep in the ground, regardless of conditions. Its fully waterproof design allows you to explore underwater up to 16 feet, making it perfect for beach and river searches. You can choose from three detection modes—Park, Field, and Beach—tailored for different terrains. Plus, the built-in flashlight and backlit keypad ensure you can continue your search even after dark, enhancing your overall detecting experience.

What We Like
Deep target detection
Fully waterproof design
Three detection modes
Built-in flashlight
#TOP 8

Nokta Simplex Lite Metal Detector

Nokta DETECTION TECHNOLOGIES
11000623
Black
Nokta Simplex Lite Metal Detector Cover
Nokta Simplex Lite Metal Detector with 9.5” Waterproof DD Search Coil, Vibration for Detecting Underwater, Beach and All Metal Search Modes

The Nokta Simplex Lite is a versatile metal detector designed for both land and underwater use. Its waterproof design allows you to explore depths of up to 16 feet, making it perfect for beach and underwater detecting. The lightweight construction ensures you can enjoy long hours of treasure hunting without fatigue. With features like an LCD backlight and LED flashlight, you can easily operate the detector in low visibility conditions. Additionally, the retractable shaft makes it convenient for transport and storage, allowing you to take it wherever your adventures lead.

What We Like
Waterproof up to 16 feet
Lightweight and easy to carry
Great for low visibility
Retractable for easy storage
#TOP 9

SuperEye Underwater Metal Detector for Professional Adults

SuperEye
MD6026
Black
SuperEye Underwater Metal Detector for Professional Adults Cover
SuperEye Underwater Metal Detector for Professional Adults, Precise Sensitivity 8.6"Coil, Small Object Filter,LED & Alarm with Headphone,IP68 Full Waterproof Submersible up to 130 ft for Scuba Diving

The SuperEye Underwater Metal Detector is designed for professional adults who want to easily hunt for treasure in the sea and underwater. With a waterproof design and large 8.6-inch search coil, you can easily search for treasure in any environment. The metal detector has multiple operation modes to choose from, adjustable sensitivity, recognition mode, audio mode, and advanced detection technology, making it easy to distinguish between different types of metal. The device is easy to handle, comes with waterproof headphones, and has an ergonomic design to make it easy to grip and move.

What We Like
Waterproof design for treasure hunting in the sea and underwater up to 130ft
Multiple operation modes and adjustable sensitivity for accurate metal detection
Easy to handle with an ergonomic design and comes with waterproof headphones
#TOP 10

GOOROLF Waterproof Metal Detector

GR-JSTCQ-1
Black
GOOROLF Waterproof Metal Detector Cover
Metal Detector for Adults, Metal Detector for Kids, Waterproof Gold Detector, Underground Metal Detectors, Underwater Metal Detector, Gold Metal Detector, Metal Detector Kit, Medal Detector

Discover the thrill of treasure hunting with the GOOROLF Metal Detector. This versatile device is perfect for all ages, featuring an adjustable length to suit both adults and kids. With its waterproof design, you can explore beaches, fields, and even underwater, reaching depths of up to 10 inches to find coins, relics, and precious metals like gold and silver. Whether you are on a family outing or a solo adventure, this metal detector makes every hunt exciting and rewarding. Equip yourself with this complete kit and start unearthing hidden treasures today!

What We Like
Adjustable length for all ages
Waterproof for various terrains
Reaches depths up to 10 inches
Complete kit for treasure hunting
Buying Guide Image

How to Choose the Best Metal Detectors for Underwater

Budget

Using an underwater metal detector to search for treasures can be a lot of fun. It is a good idea that the newcomers can start with an inexpensive metal detector. Then turn to an advanced device when you become more experienced and professional. You just need to know that a large investment could not guarantee you will find treasures. And the basic level metal detector can meet requirements for beginners.

Waterproof design

The design is an important factor to consider about. It determines a lot of features for the metal detector. The design of a metal detector determines whether it can work well in the water and how deep it can go. Most of the parts can be waterproof except for its coil and control box. Note that you will use the device in water. Ensure it can protect coil, control box and other parts from water before buying.

Battery

Most underwater metal detectors are powered by battery. It is vital to make sure that the device is equipped with a durable battery. It enables you can go through the hunting process without any termination. It is better if you could prepare a backup battery for replacement once when the first battery runs out. Keep in minds that check battery life as well as its cycle life.

Pulse induction

Pulse induction is one of the most important factors. It will influence which type of metal detector you will choose. Choose a pulse induction metal detector if you intend to use it in salt water. That is able to deliver swift pulse in grounds without affects from the salt. Meanwhile it can seek deep in tough conditions. Another type is the low-frequency meatal detector. You can use it for hunting in freshwater.

Easy to use

The underwater metal detectors have many advantages. It is able to find treasures in the water with high accuracy. It is able to reach out a folded shovel to take up the metals. Its coil is of high sensitivity. You can use it widely even in the narrow water. Moreover, its ergonomic handle and pinpoint function make it a practical tool. It is easy to use for both beginners and professionals.

Accessory device

This is something for you to think about when you decide which model to buy. You can choose some accessories based on individual preferences. That will make your hunting an easy and enjoyable experience. There are variable accessory devices that match with the metal detectors. You can choose sound alarms, waterproof headphone, straps preventing falling and other parts. The extra parts usually lead to additional cost.

Frequently Asked Questions (FAQs)

1. Can a metal detector detect under water?

Yes, metal detectors can be used underwater. While most metal detectors are not completely waterproof, there are submersible metal detectors specifically designed for underwater use. Before purchasing a metal detector for underwater treasure hunting, it's important to ensure that it is fully waterproof and suitable for your intended underwater activities.

2. What is the deepest depth a metal detector can go?

On average, most metal detectors can reach a depth of 6-8 inches (15-20 cm). However, some specialized metal detectors can go as deep as 65 feet (20 meters). The actual depth a metal detector can reach depends on various factors, including the operating frequency of the detector.

Editor's Notes

During our metal detector for underwater research, we found 24 metal detector for underwater products and shortlisted 10 quality products. We collected and analyzed 27,672 customer reviews through our big data system to write the metal detectors for underwater list. We found that most customers choose metal detectors for underwater with an average price of $94.32.

The metal detectors for underwater are available for purchase. We have researched hundreds of brands and picked the top brands of metal detectors for underwater, including OMMO, Nokta DETECTION TECHNOLOGIES, PANCKY, Wedigout, SAKOBS. The seller of top 1 product has received honest feedback from 108 consumers with an average rating of 4.9.

Written by
Bryan Hicks Avatar

Bryan Hicks is a professional gardener and a writer who lives in North Texas with his family and his dog. Bryan has spent more than half of his life surrounded by garden products. He has extensive experience in garden makeovers and maintenance and lawn care. His areas of expertise include outdoor decoration, gardening and garden design.