Descent™ Mk3 - 43mm Stainless steel with fog grey silicone band
Computers & Gauges - Garmin
Garmin Descent Mk3 – The Ultimate Dive Computer & Adventure Smartwatch
The Garmin Descent Mk3 is the next evolution in dive technology — combining a fully-featured advanced dive computer with the everyday versatility of a premium multisport smartwatch. Built with a bright 1.2” AMOLED display, a rugged 200-metre dive rating, leakproof metal inductive buttons and sapphire crystal, the Mk3 is engineered for serious divers who expect absolute reliability in any environment.
Whether you’re exploring deep walls, navigating wrecks, freediving, or running trimix and CCR setups, the Mk3 delivers unmatched capability with multiple dive modes, customisable screens, DiveView™ colour mapping, and surface GPS for tracking entry/exit points.
Above the water, the Mk3 transitions seamlessly into your active lifestyle with advanced multisport tracking, surf and ski features, animated workouts, heart-rate monitoring, and full smartwatch functionality including Garmin Pay™, music storage and smart notifications.
Built around Garmin’s new Dive Readiness Tool, the Mk3 analyses your sleep, stress, exercise and jet lag to help determine when your body is best prepared to dive — supporting safer, more informed decision-making.
Whether you're preparing for deep exploration or daily training, the Descent Mk3 is the most capable, all-in-one dive computer/smartwatch Garmin has ever made.
⭐ FEATURE HIGHLIGHTS
Advanced Diving Features
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Multiple dive modes: single & multi-gas (air, nitrox, trimix), gauge, apnea, apnea hunt & CCR.
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DiveView™ colour maps with 4,000+ global dive sites & bathymetric contours.
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200 m dive rating with sapphire lens & inductive buttons.
-
Surface GPS for tracking entry & exit.
-
Underwater compass & ABC sensors.
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Big Numbers Mode for simplified diving screens.
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Automatic sync to the Garmin Dive™ App for logs, notes & gear tracking.
Performance, Health & Smart Features
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Up to 30 hours battery in dive mode; up to 10 days in smartwatch mode.
-
Dive Readiness Tool – evaluates your recovery, sleep, stress & activity.
-
Wrist-based heart rate, pulse oximeter & sleep tracking.
-
Sports apps for running, swimming, trail running, biking, surfing, skiing & more.
-
Contactless Garmin Pay™, storage for music & smart notifications.
-
Multiband GPS with SATIQ™ technology for superior accuracy.
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PRODUCT INFORMATION
- Description
- Size Charts
- Shipping
- Returns
- Reviews
Garmin Descent Mk3 – The Ultimate Dive Computer & Adventure Smartwatch
The Garmin Descent Mk3 is the next evolution in dive technology — combining a fully-featured advanced dive computer with the everyday versatility of a premium multisport smartwatch. Built with a bright 1.2” AMOLED display, a rugged 200-metre dive rating, leakproof metal inductive buttons and sapphire crystal, the Mk3 is engineered for serious divers who expect absolute reliability in any environment.
Whether you’re exploring deep walls, navigating wrecks, freediving, or running trimix and CCR setups, the Mk3 delivers unmatched capability with multiple dive modes, customisable screens, DiveView™ colour mapping, and surface GPS for tracking entry/exit points.
Above the water, the Mk3 transitions seamlessly into your active lifestyle with advanced multisport tracking, surf and ski features, animated workouts, heart-rate monitoring, and full smartwatch functionality including Garmin Pay™, music storage and smart notifications.
Built around Garmin’s new Dive Readiness Tool, the Mk3 analyses your sleep, stress, exercise and jet lag to help determine when your body is best prepared to dive — supporting safer, more informed decision-making.
Whether you're preparing for deep exploration or daily training, the Descent Mk3 is the most capable, all-in-one dive computer/smartwatch Garmin has ever made.
⭐ FEATURE HIGHLIGHTS
Advanced Diving Features
-
Multiple dive modes: single & multi-gas (air, nitrox, trimix), gauge, apnea, apnea hunt & CCR.
-
DiveView™ colour maps with 4,000+ global dive sites & bathymetric contours.
-
200 m dive rating with sapphire lens & inductive buttons.
-
Surface GPS for tracking entry & exit.
-
Underwater compass & ABC sensors.
-
Big Numbers Mode for simplified diving screens.
-
Automatic sync to the Garmin Dive™ App for logs, notes & gear tracking.
Performance, Health & Smart Features
-
Up to 30 hours battery in dive mode; up to 10 days in smartwatch mode.
-
Dive Readiness Tool – evaluates your recovery, sleep, stress & activity.
-
Wrist-based heart rate, pulse oximeter & sleep tracking.
-
Sports apps for running, swimming, trail running, biking, surfing, skiing & more.
-
Contactless Garmin Pay™, storage for music & smart notifications.
-
Multiband GPS with SATIQ™ technology for superior accuracy.
We will do our very best to get your order out as soon as possible. A flat shipping fee of $15 AUD applies to all orders within Australia*.
Shipping Details
- Orders are typically processed and shipped within 1-3 business days after payment is received.
- You will receive a confirmation email with tracking information once your order has been dispatched.
- Estimated delivery times vary by location but generally range from 3-7 business days.
PO Box Surcharges*
- Orders shipped to a PO Box will incur a $10 surcharge.
- Please note: Items longer than 1 meter cannot be shipped to PO Boxes.
Express Post Requests*
If you require Express Post shipping, please contact us directly for a quote:
📞 (03) 6231 9749
✉️ info@godivetassie.com.au
International Shipping*
If you are outside Australia, no worries! Email us to see how we can assist with your order:
✉️ info@godivetassie.com.au
Return & Refund Policy – Go Dive Tasmania
Our policy lasts 30 days. If more than 30 days have passed since your purchase, unfortunately, we can’t offer you a refund or exchange.
Returns
To be eligible for a return:
- Your item must be unused and in the same condition you received it.
- It must be in the original packaging, with tags attached.
- A receipt or proof of purchase is required — no exceptions.
Non-returnable items include:
- Gift cards
Do not send your purchase back to the manufacturer.
Partial Refunds (if applicable)
Partial refunds may be granted in the following situations:
- Items not in original condition, damaged, or missing parts not due to our error.
- Items returned more than 30 days after delivery.
Refunds (if applicable)
Once your return is received and inspected, we will notify you by email. We’ll let you know whether your refund is approved or rejected.
If approved, your refund will be processed, and a credit will automatically be applied to your original payment method within 7 days.
Late or Missing Refunds (if applicable)
If you haven’t received your refund:
- Check your bank account again.
- Contact your credit card company — processing times may vary.
- Contact your bank, as delays can occur before the refund is officially posted.
If you’ve done all of the above and still haven’t received your refund, please contact us at info@godivetassie.com.au.
Sale Items
Only regular-priced items may be refunded. Unfortunately, sale items are not refundable.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange an item for the same one, email us at info@godivetassie.com.au and send your item to:
Go Dive Tasmania
67 Argyle Street
Hobart, TAS 7000
Australia
Gifts
If the item was marked as a gift and sent directly to you, you’ll receive a gift credit for the return value. Once the item is received, a gift certificate will be sent to you.
If the gift wasn’t marked as such or was shipped to the gift giver, the refund will be issued to the original purchaser, who will be notified of the return.
Shipping
To return your product, send it to:
Go Dive Tasmania
67 Argyle Street
Hobart, TAS 7000
Australia
- You are responsible for return shipping costs.
- Shipping costs are non-refundable. If you receive a refund, return shipping will be deducted from the total.
- For items over $75, we recommend using a trackable shipping service or purchasing shipping insurance. We do not guarantee receipt of returned items.