Skip to contentGo to Product Search
Main Content

Garmin - Descent Mk3i Watch Style-Dive Computer (Black, 51mm) with Transceiver - Gray - (2025)

SKU: 10210423
$2,099.99
Save $200
The comparable value is $2,299.99
or
$175.00/mo.
suggested payments with 12-Month Financing
Show me how
Availability
FREE shipping to
Sold & shipped by
Focus Camera
(549)
Specifications
  • Operating System Compatibility
    Android
    Built-in Storage
    128 gigabytes
    Metrics Measured
    Distance traveled
    Protective Qualities
    Water resistant
  • Key Specs
    • Operating System Compatibility: Android
    • Built-in Storage: 128 gigabytes
    • Metrics Measured: Distance traveled
    • Protective Qualities: Water resistant
  • General
    • Brand: Garmin
    • Product Name: Garmin Descent Mk3i Watch Style-Dive Computer (Black, 51mm) with Transceiver
    • Color: Gray
    • Product Type: Smartwatch
    • Form Factor: Wristwatch (The size, arrangement, and physical configuration of the product.)
    • Model Family: Garmin Descent Mk1
    • Year of Release: 2025
  • Display
    • Display Screen: true
  • Compatibility
    • Operating System Compatibility: Android
  • Connectivity
    • Data Plan Required: false
    • Wireless Connectivity: Bluetooth (The manner in which a device sends data to another device over a short distance without the use of wires or cables.)
  • Features
    • Built-in Storage: 128 gigabytes
    • GPS Enabled: true
  • Activity
    • Metrics Measured: Distance traveled
  • Performance
    • Protective Qualities: Water resistant
  • Dimensions
    • Product Height: 9.1 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
    • Product Width: 9.1 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
    • Product Weight: 9.33 ounces (The out of box weight of the item.)
    • Product Length: 9.1 inches (The out of box length of the item. Length is measured as the longest dimension of the item.)
  • Power
    • Rechargeable: true
  • Warranty
    • Warranty - Parts: 1-year limited manufacturer's warranty
    • Warranty - Labor: 1-year limited manufacturer's warranty
  • Other
    • UPC: 196271534365

Garmin Descent Mk3i Watch Style-Dive Computer (51mm, Carbon Gray with DLC Titanium Band) The Garmin Descent Mk3i Dive Computer combines advanced dive technology with multisport smartwatch features. With air integration via the SubWave sonar network (compatible with up to 8 Descent T2 transceivers, sold separately), it tracks tank pressure, depth, and diver data.

  • Garmin Descent Mk3i: Dive computer smartwatch.
  • 51mm: Black edition.
  • Bundle: Transceiver.
  • Surface GPS & Smartwatch: Includes GPS and smartwatch functionality for daily use.
Whats Included
  • 1
Sponsored

Compare similar products

Garmin - Descent Mk3i Watch Style-Dive Computer (Black, 51mm) with Transceiver - Gray - (2025)
Garmin - Descent Mk3i Watch Style-Dive Computer (Black, 51mm) with Transceiver - Gray - (2025)
5.0(1)

Garmin Descent Mk3i Watch Style-Dive Computer (51mm, Carbon Gray with DLC Titanium Band) The Garmin Descent Mk3i Dive Computer combines advanced dive technology with multisport smartwatch features. With air integration via the SubWave sonar network (compatible with up to 8 Descent T2 transceivers, sold separately), it tracks tank pressure, depth, and diver data.

Garmin - tactix 8 Solar Elite GPS Smartwatch 51 mm Fiber-reinforced polymer with titanium rear cover - Black - (2025)
4.8(16)

Rise above with tactix 8. It’s the ultimate tactical smartwatch, featuring a solar charged display, titanium bezel, sapphire lens and a 40-meter dive rating. Pair with your smartphone for on-wrist calling with the built-in speaker and mic. Dedicated tactical features include a rucking activity and advanced unlocked Applied Ballistics Elite solver along with a jumpmaster activity, waypoint projection, stealth mode, kill switch and more. Guide the mission with a built-in LED flashlight. Train like never before with strength training plans, sport-specific workouts and daily suggested strength workouts for runners and cyclists. Navigate the outdoors with superior positioning accuracy, thanks to multi-band GPS with SatIQ technology plus built-in sensors for the 3-axis compass, gyroscope and barometric altimeter. Push harder with up to 48 days of battery life in smartwatch mode (assumes all-day wear with 3 hours per day outside in 50,000 lux conditions).

Garmin - MARQ Athlete (Gen. 2) Modern Tool GPS Smartwatch 46 mm - Titanium - (2024)
5.0(1)

Set the goal. Strive for victory. MARQ Athlete (Gen 2) is a modern tool watch like no other. It’s built from grade-5 titanium to be harder and stronger, with a stunning new AMOLED touchscreen display that gives you up to 16 days of battery life in smartwatch mode and up to 42 hours in GPS mode. Train with a wide variety of built-in sports apps, then push your limits with performance metrics and endurance and stamina tracking. Preloaded TopoActive maps with NextFork help you see the distance to the next trail intersection as well as the name of the upcoming trail. Athletes that never settle for anything but their best have found their match.

Garmin - Descent Mk3i 51mm Watch Style-Dive Computer (Carbon Gray/Black) with Descent T2 Transceiver - Black - (2025)

Garmin Descent Mk3i Watch Style-Dive Computer (51mm, Carbon Gray with Black Silicone Band) Featuring SubWave sonar-based communication and diver monitoring, this advanced, air-integrated Garmin Dive Computer and Smartwatch comes with Garmin innovations to help prepare you to make the most of your diving experience plus multisport training and smart features for your active life out of the water.

Pros for Garmin - Descent Mk3i Watch Style-Dive Computer (Black, 51mm) with Transceiver - Gray - (2025)
There were no pros for this productOverall Performance, Battery LifeThere were no pros for this productThere were no pros for this product

Specs

Reviews

The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.

  • Rated 5 out of 5 stars

    Owner

    Great equipment easy to use great diving equipment

    ronald Posted

No content
Sponsored

Similar products from outside of Best Buy

sponsored
Ask BlueBETA
Ask a question

Finance Options

My Best Buy® Credit Card
Choose a benefit:Or
Lease to own

Apply today with no credit needed and enjoy flexible payment options.