Garmin Descent Mk3 Dive Computer
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Delivery & Returns
Delivery & Returns
Delivery Information
We offer free tracked UK standard delivery on orders over £50.
Standard UK delivery and Next Business Day UK delivery rates are calculated at checkout and offers a number of courier options for maximum convenience to you.
International shipping rates depend on items, shipment weight and destination. Shipping costs are calculated at checkout.
Estimated delivery times are shown during checkout and reflect your chosen delivery method. More Details
Returns Information
If you change your mind, it doesn’t fit, or you become inflicted with buyer’s regret - that's OK!
Mike's Dive Store offer an extended returns policy of 60 days - so you can be rest assured if the suit, piece of diving equipment or gift doesn't suit then just send it back, and we will either exchange it or offer a full refund less any postage costs. Too easy!
Please note that there are some special order items on our website that will be subject to a 20% re-stocking fee, but we will let you know about these items before we 'special order' them so that you are aware of this. If this is the case we can always help with correct sizing so that we minimise the risk of return. More Details
Help & Support
Help & Support
Need Help?
Our expert diving team is here to assist with your order, sizing, or product selection. We're divers ourselves, ready to support you!
Chat Hours:
Monday - Friday: 09:00 AM - 05:50 PM GMT
Prefer a call back? Just request it through the chat bubble!
Store Location
Mike's Dive Store
113 Power Rd, Chiswick, West London, W4 5PY
Local: (020) 8994 6006
Store Hours
Mon - Fri: 10 AM - 6 PM
Sat: 10 AM - 5 PM
Sun: Closed
Bank Holidays: Store & Warehouse Closed (no dispatch)
Online Video Consultations
Unable to visit us? Book a live video consultation for tailored advice on equipment, fitting, or specialized gear. Get expert guidance from our team, face-to-face. Book Now
For more answers, visit our FAQs.
Designed for smaller wrists, the advanced dive computer Mk3 is equipped with a fantastic bright AMOLED screen and Garmin technology to get you ready for excellent underwater scuba diving adventures, plus exercise tracking and smart functions for daily life. Garmin Mk3 Series of dive computers also offer plug-and-play functions to a multitude of Garmin sensors and accessories, such as heart rate monitors.
Garmin Descent Mk3 Dive Modes
The Garmin Descent Mk3 Dive Computer offers unparalleled versatility for scuba divers of all levels, featuring multiple dive and gas modes for recreational and technical divers, gauge mode for pre-planned runtimes, and apnea/apnea hunt modes for breath-hold free divers. Advanced options for closed-circuit rebreather diving include customisable setpoints and adjustable PPO2.
The New Dive Readiness Tool
The Garmin Descent Mk3 Dive Computer is the perfect choice for serious divers. It features the revolutionary Dive Readiness Tool which assesses your preparedness for each dive, taking into account lifestyle factors like sleep, exercise, stress, and jet lag. Enjoy extra peace of mind when planning your dives, knowing that the Dive Readiness Tool has you covered. With Garmin's advanced technology, you can trust the Descent Mk3 to help you make informed decisions before each dive.
Garmin Descent Mk3 Fitness and Multisport Functions
The Garmin DESCENT™ Mk3 Dive Computer is the ultimate fitness and multisport watch. Not only does it provide expert-level diving capabilities, but it also comes with preloaded activity profiles for trail running, swimming, running, biking, hiking, rowing, skiing, golfing, and more. It also has advanced features like VO2 Max and Recovery Time to ensure you are properly tracking your fitness levels and avoiding overtraining.
Garmin Descent Mk3 Apps and Connections
Stay safe and connected with the Garmin Descent Mk3 Dive Computer. It's power of connections allows you to access your Spotify, Deezer or Amazon Music accounts for phone-free listening. In case of emergency, it will send your live location to your emergency contacts, so you can enjoy your solo adventures with peace of mind. Stay connected and entertained with the Garmin Descent Mk3 Dive Computer.
Garmin Descent Mk3 Orientation and Navigation Tool
The Garmin Descent Mk3 Dive Computer offers an unparalleled aquatic experience with its 3D tilt-compensated compass and GPS position recording. Track your entry and exit points while scuba diving and enjoy perfect navigation underwater.
The Garmin Descent Mk3 Dive Computer is a superior topside navigational tool, featuring SAITQ Technology for optimal GPS tracking, and Multi-Continent Topo Maps to ensure your outdoor adventures stay on track. Additionally, SkiView™ keeps skiing enthusiasts informed of terrain changes quickly and accurately. Perfect for any adventurous outing!
VIDEO CONSULTATIONS NOW AVAILABLE: We're bringing our highly experienced and knowledgeable staff to you with live-streaming consultations. If you need help choosing the right bit of kit or the best size before buying or even advice on whether a purchased item is the right fit for you then book yourself a consultation appointment.
Specification:
- Lens material - sapphire crystal
- Case material - fiber-reinforced polymer with titanium rear cover
- QUICKFIT™ WATCH BAND compatible (20 mm)
- Strap material silicone
- Physical size: 43 x 43 x 14.3 mm
- Fits wrists with the following circumference: Silicone band: 128-224 mm, Extra long silicone band: 128-360 mm
- Weight - no band: 49.3 g, silicone band: 68.3 g
- Display size: 1.2” (30.4 mm) diameter
- Display resolution: 390 x 390 pixels
- Color display
- Charging method: Garmin proprietary clip charger
Battery life:
- Smartwatch: Up to 10 days (4 days always-on)
- Battery Saver Watch Mode: Up to 12 days
- GPS Only: Up to 28 hours (22 hours always-on )
- All Satellite Systems: Up to 20 hours (16 hours always-on)
- All Satellite Systems + Multi-band: Up to 17 hours (14 hours always-on)
- All Satellite Systems + Music: Up to 6 hours
- Max Battery GPS: Up to 44 hours
- Expedition GPS: Up to 10 days
- Dive Mode: Up to 30 hours
- Dive Mode with Air Integration: Up to 15 hours
Inside the box:
- Descent Mk3i – 43 mm, with black silicone band
- Black extra-long adjustment strap
- USB-C Clip Charging/Data Cable
- Documentation
Read here to view our maintenance tips for dive computers.