The Garmin Descent G1 is built to military standard MIL-STD-810 with a sapphire lens and silicone band. It supports multiple gas mixes including nitrox and trimix, gauge, apnea, apnea hunt, and closed-circuit rebreather modes. A built-in 3-axis compass helps underwater navigation, while everyday smartwatch features include Garmin Pay contactless payments.
- Water rating: 100 m
- Lens material: Sapphire
- Standard: MIL-STD-810
- Display: High-contrast monochrome
- Strap material: Silicone
- Dive modes: Single and multiple gas (nitrox, trimix), gauge, apnea, apnea hunt, CCR
- Compass: Built-in 3-axis
- Log capacity: Up to 200 dives
- Battery life in dive mode: Up to 25 h
- Battery life in smartwatch mode: Up to 21 days
- Battery life in GPS mode: Up to 26 h
- Contactless payments: Garmin Pay
- Color: Powder Gray
