You can use an underwater metal detector on shore as well, but if you’ll be exploring inland rivers, lakes, and streams, then a waterproof metal detector is a better option.
Here are our top picks for the best underwater metal detectors for scuba diving.
Our Editor’s Best Underwater Metal Detector Scuba Diving Reviews
wedigout Metal Detector 100Feet Underwater Fully Waterproof Pin Pointer Handheld Pulse Induction Targeting with Vibration LED

Key Features:
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The underwater metal detector scuba diving is a fully waterproof pin pointer that is designed for use in water, on land, or in any type of soil. The device uses pulse induction technology to allow for hunting metal in water, on land, or in any type of soil.
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This underwater metal detector is designed for scuba diving and is very sensitive and stable. It is automatically tuned and does not require any adjustments.
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The pin pointer is a rugged and sealed construction that is built to last with stainless steel hardware. The built in low battery sensor is sensitive, quickly, and effecient.
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This underwater metal detector is easy to use and install. You can simply turn it on and off with a gesture, and it has an LED light to help you distinguish the detecting signal. It is also convenient to carry with a belt ring and wrist strap.
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This underwater metal detector is great for scuba diving, searching for metals, keys, coins, jewelry, relics, and more.
Nokta PulseDive Underwater Metal Detector & Pinpointer 2-in-1 Set with 4″ Coil, 3 kHz Pulse Induction Frequency

Key Features:
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This is a fully-featured underwater metal detector that is perfect for scuba diving. It comes with a scuba coil, scuba coil cover, pointer coil, pointer coil hard-shell case, belt holster, security lanyard, and battery compartment cover. It also includes a coil connector dust protector cap, USB charging cable, and storage case.
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The Nokta PulseDive is an underwater metal detector designed for scuba diving. It features a pulse induction technology that is able to detect metal objects in salt water with ease. The detector also has a depth rating of 100 meters, making it ideal for diving in deep waters.
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The metal detector is used by professional divers, vacationers, and detectorists who love searches on land and underwater. It is a high quality product that is durable and reliable.
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The scuba diving underwater metal detector is a great addition to your gear this year! It is a must-have for any serious shopper, and it is a great way to find lost items while you are diving.
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The detector is designed to be easily converted from a scuba detector to a pinpointer, and vice versa, in a matter of seconds. This makes it ideal for both scuba diving and general purpose use.
SuperEye Underwater Metal Detector for Professional: Precise Sensitivity 8.6″ Coil, Small Object Filter, LED & Alarm with Headphone | IP68 Full Waterproof Submersible Upto 130 ft for Scuba Diving

Key Features:
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This underwater metal detector is perfect for scuba diving and treasure hunting in the sea. It is waterproof and has a large search coil, making it easy to find hidden treasures.
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This is an underwater metal detector that is adjustable to fit a range of body sizes. It is also easy to operate. The metal detector is waterproof overall, making it ideal for use while scuba diving for treasure.
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This metal detector is designed for scuba diving and has multiple operation modes to choose from. It has 3 color LED indicators and audio distinguishing prompts. It also has a good automatic ground balance function. It is adjustable sensitivity (>7.9”, for a US quarter) and has a recognition mode and audio Mode to help distinguish different types of metals to more accurately detect the desired metal.
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The scuba diving metal detector is easy to grip and move, making it suitable for detecting underwater metals, coins, jewelry, artifacts, and gold. It comes with a 2-year limited warranty in the US and has reliable customer service with fast diagnosis and replacement.
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This metal detector is perfect for anyone who loves to go scuba diving and explore the underwater world for treasures. It comes with professional waterproof headphones so you can clearly hear any tone prompts, and requires a 9V battery (not included).
RM RICOMAX Metal Detector Underwater – Waterproof Pinpointer Up to 100 Feet Underwater for Scuba, All-Metal Mode & Pulse Induction Targeting with Vibration, 2022 Upgrade Verison

Key Features:
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The underwater metal detector is a great choice for shoppers who want to be able to find objects while they are scuba diving. The device is fully waterproof and can be submerged up to 100 feet underwater. The fluorescent green color of the device makes it easier to spot underwater.
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The underwater metal detector is easy to install and use. You can turn it on by simply installing the battery and holding the coil side up for a few seconds. The LED light will flash to indicate that the unit is on.
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This metal detector is ideal for scuba diving, as it is waterproof and can help you locate metal objects underwater with ease. The device signals with pulses of vibration and flashes of bright light when a target is located, so you can easily find what you’re looking for.
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The underwater metal detector is a handheld device that uses vibration and LED light to signal the presence of metal. It is designed to help scuba divers find metal objects underwater.
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The GC-2008 metal detector is a great choice for scuba divers who want to be able to stay underwater for long periods of time. The unit has a long battery life, so you won’t have to worry about it running out of power while you’re diving. It also has a built-in low battery sensor that will let you know when the battery is getting low and needs to be replaced.
Pulse Dive Nokta Scuba Detector and Pointer 2 in 1 Set – Black

Key Features:
Deteknix Scuba Tector Underwater Waterproof Metal Detector up to 200ft / 60m with LED, Vibration and Audio Alerts with Rechargeable Long Lasting Battery

Key Features:
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This is an underwater metal detector that uses an LED, buzzer, and vibration alert system to let the user know when an object has been found.
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This scuba diving underwater metal detector is battery-operated and can work for up to 10 hours on a single charge. It is also designed to be used in salt water, making it ideal for scuba diving and other underwater activities.
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This underwater metal detector is scuba diving for a shopper and it is waterproof up to 200 feet / 60 meters.
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The metal detector is designed for use underwater, and has a Standby and Auto Power Off Mode to conserve battery power after 3 minutes of non-use.
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This product is an underwater metal detector that is designed for use while scuba diving. It has an LED light that can be used in low light conditions, and it comes with a lanyard that can be attached to a diving cap to keep it secure while in use.
Wedigout Underwater Fully Waterproof Pin Pointer Metal Detector 100Feet Waterproof Handheld Pulse Induction Metal Finder with Pin Point Feature LED Indicator

Key Features:
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This metal detector is perfect for scuba diving, as it is fully waterproof. With pulse induction technology, it can easily find metals in water, on land, or in any type of soil. This makes it perfect for hunting in any environment.
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The scuba diving underwater metal detector is a high-sensitivity and detection depth stability device that requires no adjustments. It is microprocessor controlled and automatically tunes itself.
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This underwater metal detector is designed for scuba diving and is built to last with a sealed construction and stainless steel hardware. The built-in low battery sensor makes it safe and sensitive, quickly and efficiently.
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This underwater metal detector is easy to use and install. You can turn it on and off with a simple gesture, and it has an LED light that helps you distinguish between detecting signals. It also comes with a belt ring and wrist strap for easy carrying.
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This is a scuba diving metal detector that can be used to find metals, keys, coins, jewelry, relics, and needles/pins. It can be used on the beach, in the mountains, and during diving searches. It is also useful for archaeology, public security checks, and police detecting.
Scuba Tector Underwater Metal Detector Stealth Black Color 200ft Waterproof Saltwater River Treasure Hunting high Sensitivity Easy to use USB Rechargeable (Black)

Key Features:
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The Scuba Tector is an underwater metal detector that is designed for both fresh and salt water. It has a powerful 95kHz pulse induction technology that outputs the same penetration power as in fresh water with no falsing. It has vibration, buzzer, and LED alarm modes that can be selected.
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This underwater metal detector is scuba diving for a shopper. It is USB rechargeable and does not need any commercial batteries. You can just plug it into any USB wall charger or power bank and it will be refreshed in less than 2 hours. The battery will last more than 8 hours continuously searching work underwater. The low power alarm will inform you to charge.
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The underwater metal detector is designed to be ergonomic and easy to grip, with a fluid-dynamic optimized body design that reduces resistance in water and saves energy.
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This underwater metal detector is designed for scuba diving and is built to be tough and durable. The detection coil is protected from the elements and the battery chamber is sealed to prevent water damage.
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This is an underwater metal detector that is designed for scuba diving. It is a small, compact detector that is high sensitivity. This means that it can detect all metals, with no discrimination.
GoPro MAX — Waterproof 360 + Traditional Camera with Touch Screen Spherical 5.6K30 HD Video 16.6MP 360 Photos 1080p Live Streaming Stabilization

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The GoPro MAX is an underwater metal detector scuba diving camera that allows you to take traditional Hero-style video and photos, or capture immersive 360 footage. You can also vlog to the max with shotgun-mic performance and a front-facing screen.
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The Max HyperSmooth is an underwater metal detector that is designed for scuba diving. It is a lightweight and compact device that is easy to use. The Max HyperSmooth is designed to stabilize the camera while you are diving, and it also has a 180-degree capture feature that allows you to take photos and videos of your dives.
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This underwater metal detector is great for scuba diving and for shooting in HERO mode. You can live stream in 1080p on social media, and get Max HyperSmooth stabilization as you broadcast via the GoPro app. You can also save footage to your SD card to check out later.
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This underwater metal detector is great for scuba diving and gives you a smooth, cinematic look.
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The PowerPano is an underwater metal detector that allows you to take panoramic photos without having to scan the horizon. You can take PowerPano selfies, action shots and vertical pics with a level horizon.
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This underwater metal detector is designed for scuba diving and captures true-to-life 360 audio with six mics for the best stereo sound ever from a GoPro.
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This underwater metal detector is great for scuba diving and can capture video and photos in four different modes.
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The Max TimeWarp is an underwater metal detector scuba diving that allows you to capture stabilized time lapse videos while moving through an activity. In HERO mode, the camera will automatically adjust the speed based on your motion, scene detection, and lighting. You can also slow down to real time to savor moments, and then tap to speed it back up.
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The underwater metal detector scuba diving for a shopper includes: a GoPro MAX camera, a rechargeable battery, a curved adhesive mount, 2 protective lenses, 2 lens caps, a microfiber bag, a mounting buckle plus thumb screw, a USB-C cable, and a carrying case.
VERYMODEL Underwater Scuba Metal Detector Pinpointer, Fully Waterproof Handheld Pulse Induction Metal Finder, with 180-degree Foldable Coil, Built-in Rechargeable Battery

Key Features:
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The underwater metal detector is waterproof to 60m/200ft and has a large 6.5″ coil which provides detection depth and performance rivalling metal detector. Perfect for snorkelling and scuba diving.
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This underwater metal detector is designed for scuba diving, and is advertised as having high sensitivity for improved detection of small targets. The Pulse Induction technology is said to allow for very stable operation in salt water or in any type of soil.
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The scuba diving underwater metal detector has a 180-degree foldable coil, so users can easily adjust the degree between handle and coil to get the most comfortable and convenient detection position.
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This underwater metal detector is built for scuba diving, with a rechargeable battery that lasts for up to 7 days. It can be recharged within 2-3 hours, making it ideal for serious metal detecting.
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This metal detector is designed for scuba diving and provides two kinds of alerts: audio and LED indicator vibration, or LED indicator. It is helpful for shoppers to be aware of what they are looking for while scuba diving.
Underwater Metal Detector Scuba Diving FAQs
1. How does an underwater metal detector work?
The basic principle of an underwater metal detector is that it uses sensors to detect metal objects. The sensors are usually located in the head of the detector, and they send out electromagnetic waves that bounce off of metal objects and are picked up by the sensors.
2. What are the benefits of using an underwater metal detector?
Some benefits of using an underwater metal detector include the ability to find lost objects in water, the ability to locate hidden objects beneath the surface of the water, and the ability to detect the presence of metals in the water.
3. How can an underwater metal detector help me find lost objects?
An underwater metal detector can help you find lost objects by emitting a signal that is detected by the metal object. The signal is then amplified and displayed on a screen, allowing you to see the object and retrieve it.
4. What are the dangers of using an underwater metal detector?
There are a few dangers of using an underwater metal detector. First, if the area you are searching is very deep, there is a chance you could get caught in the currents and pulled under. Second, if you are not careful, you could puncture your skin on the metal detector’s sharp edges. Finally, if you are not experienced in using metal detectors, you could miss something important, like a buried power line.
5. How can I properly care for my underwater metal detector?
You will need to rinse your underwater metal detector with fresh water after each use. You should also store it in a dry place when you are not using it.
Conclusion
There are many great underwater metal detector scuba diving on the market. Our list of the best underwater metal detector scuba diving will help you save time researching and choosing the best one for you.