Est. 2014 | USA Small Business
Garmin Descent Mk3i | Dive Computer w/ SOS Detection
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Ships today or next day on most orders that are "In Stock". Some orders that are custom or large may take extra time to prepare.
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Address: 2491 Alluvial Ave. Clovis, CA 93611
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Return & Exchange policy:
- Summary: Don't take those sweet Instagram pics and then try to return a used item. Must be within 30 days of delivery.
- Exchanges: Realized you need a different item? That's ok! Exchanges and returns are incredibly easy.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Wrong Items: Mistakes rarely happen. Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification, and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We will deduct refurbishing costs, plus materials and labor, of used products or modified products - or decline the return. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns. Refused returns shipping cost back to the buyer are not covered by Atomic Defense.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and cost will be deducted from Buyer's account or return refused.
- Bulletproof products: No one else accepts returns on ballistic items. We do.** However, recertification X-Ray costs on returned ballistic items is 20%.
- Starting a return/exchange: Click here
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Garmin Descent Mk3i: The Ultimate Multisport and Technical Diving Smartwatch
- The Garmin Descent Mk3, engineered specially for divers, is a sophisticated dive smartwatch that boasts a range of top-notch features to enrich your subaquatic explorations.
- GPS surface navigation: Benefit from integrated GPS that marks your entry and exit points for easy tracking.
- Advanced multi-gas dive modes: Supports multiple gas types including nitrox, trimix, and up to 100% O2 for various dive scenarios.
- Air integration: The Mk3i can wirelessly connect to the Garmin Descent T1 transmitter for monitoring tank pressure.
- Data logging and sharing: Log your dives and share them with the Garmin Dive™ app, enabling detailed post-dive analysis.
- Enhanced safety features: Real-time alerts and alarms ensure you are diving within safe parameters.
- Rugged and durable design: Built to withstand the toughest underwater conditions, with a reliable battery life to match.
Garmin Descent Mk3i Review
What are some common accessories to add to the Garmin Descent Mk3i?
- Descent T1 Transmitter
- Extra bands
- Protective Cases
- Charging cables
- Screen protectors
- Garmin inReach mini satellite communicator
Garmin Descent Mk3i Features and Specs
The Garmin Descent Mk3i is a state-of-the-art dive computer that combines advanced technology with rugged durability, catering to the needs of both recreational and technical divers. Equipped with multiple diving modes, this device provides detailed metrics for depth, time, gas consumption, decompression status, and more. Its innovative features are designed to enhance safety and performance during underwater explorations.
Key Features:
- Advanced Dive Modes: Supports single gas, multi-gas, gauge, apnea, and closed-circuit rebreather (CCR) modes.
- SubWave™ Sonar: Provides precise data for those diving with compatible Garmin transmitters.
- Multiple GNSS Support: Includes GPS, GLONASS, and Galileo for superior positioning accuracy.
- On-Device Dive Log: Stores and reviews data for up to 200 dives.
- Customizable Alerts: Allows for personalized notifications such as surfacing time, depths, and decompression stops.
- Robust Design: Built to withstand harsh underwater environments.
- Heart Rate Monitoring: Tracks heart rate on land and underwater.
- Pulse Ox Sensor: Measures blood oxygen saturation levels.
- Connected Features: Includes smartphone notifications, music storage, contactless payments, and more.
- Multiple Sports Apps: Preloaded sports profiles for activities like running, swimming, cycling, and more.
- Battery Life: Extended battery life suitable for prolonged dive sessions and surface activities.
Physical Specs
- Dimension: 52 x 52 x 17.8 mm
- Display Size: 1.4" (35.56 mm) diameter
- Display Resolution: 280 x 280 pixels
- Display Type: Sunlight-visible, transflective memory-in-pixel (MIP)
- Weight: 104 g (case only: 76.5 g; band: 27.5 g)
- Battery Life:
- Smartwatch mode: Up to 16 days
- Dive mode: Up to 80 hours
- GPS mode: Up to 48 hours
- Expedition GPS mode: Up to 35 days
Performance Specs
- Water Rating: Dive (100 meters)
- Memory: 32 GB
- Sensors:
- GPS, GLONASS, and Galileo
- Barometric altimeter
- Compass
- Gyroscope
- Accelerometer
- Thermometer
- Pulse Ox
- Connectivity: Bluetooth®, ANT+®, Wi-Fi®
What's in the box of the Garmin Descent Mk3i?
- (1) Garmin Descent MK3i
- (1) Charging cable
- (1) Documentation
Garmin Descent Mk3i FAQs
Is the Garmin Descent Mk3i suitable for technical diving?
Yes, the Garmin Descent Mk3i is designed to cater to the needs of both recreational and technical divers. It supports multiple gas mixes, including nitrox and trimix, and offers advanced dive planning capabilities.
Can I use the Garmin Descent Mk3i for other sports and activities?
Absolutely. Besides providing diving functionalities, the Garmin Descent Mk3i includes numerous features for a variety of sports and activities like running, cycling, swimming, and more. Its multisport capabilities make it a versatile fitness companion.
How does the Garmin Descent Mk3i ensure accurate tracking underwater?
The Garmin Descent Mk3i is equipped with a number of advanced sensors, including a depth sensor and a water-resistant GPS, to ensure precise tracking of your dive metrics and location. It also includes built-in dive logs and mapping.
Is the Garmin Descent Mk3i compatible with wireless tank pressure transmitters?
Yes, the Garmin Descent Mk3i is compatible with the Garmin Descent T1 Transmitter, enabling you to monitor multiple tank pressures wirelessly during your dive.
How long does the battery last on the Garmin Descent Mk3i?
Battery life varies depending on usage. In smartwatch mode, the battery can last up to two weeks. In dive mode, it typically lasts up to 80 hours. Using power-intensive features such as GPS and sensors will decrease battery life.
Does the Garmin Descent Mk3i support music playback?
Yes, you can download songs and playlists from your Spotify, Deezer, or Amazon Music accounts for phone-free listening through compatible Bluetooth headphones or speakers.
Can I receive notifications on the Garmin Descent Mk3i?
Yes, when paired with your compatible iPhone® or Android™ smartphone, the Garmin Descent Mk3i allows you to receive emails, texts, and alerts directly on your watch.
Is the Garmin Descent Mk3i water-resistant?
Yes, the Garmin Descent Mk3i is designed to be used underwater and has a water rating of up to 100 meters, making it highly suitable for diving and other water-based activities.
What is the correct way to write the product name? Is it garmin mk3 descent or descent mk3 garmin?
The correct term for Garmin's diving watch is "Garmin Descent Mk3i." It's important to note that "Garmin Mk3 Descent" refers to a different model of smartwatch and may cause confusion when referring to the diving watch.
- We are a Small Business: We do the most we can to help with return costs, but we are not Amazon and cannot take hits or losses like Amazon.
- Lifetime Warranty: Atomic Defense will always stand behind our products. Our lifetime warranty covers any defects and ensures that you never need to worry about parts or the quality of your orders for the entire life of the product.
- Wrong Items: Atomic Defense takes pictures of orders before they are packaged and shipped. We pay for return, recertification and exchange shipping costs if we ever make a mistake on your orders.
- Rules for Returns: We may deduct refurbishing costs, plus materials and labor, of used products or modified products. This includes, but is not limited to; products with residue, smells, scratches, missing parts, debris, dents and damage. **We reserve the right to refuse returns.
- Packaging: Ensure returns are packaged safely with thick padding on all six sides. Failure to correctly package returns may damage products and will be deducted from Buyer's account.
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Start a Return or Exchange
Visit our return portal to begin the self-serve return/exchange process.
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General Products:
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
Ballistic and Bulletproof Products:
- Most companies will not accept any returns on ballistic or bulletproof items. We offer recertification as a courtesy.
- Must be within 30 days of package delivery.
- No need to purchase a shipping label! Atomic Defense will give you a pre-paid one.
- A re-certification cost of 20% applies to returns of ballistic and bulletproof products.
- The 20% recertification covers the cost of ensuring the armor is safe. Usually starting with X-Raying the armor for cracks underneath the coating, inspection for damage, and water damage testing. Without this 20%, we would not be able to offer returns on armor.
- There is no way for us to know how or if it was used once shipped, and we have to consider them unsafe until retested, inspected and certified.
- Exchanges and non-ballistic products do not have a re-certification cost.