Garmin Descent™ G1 (Slate Gray)Garmin Descent G1 (Slate Gray) The Garmin Descent G1 (Slate Gray) is a rugged dive smartwatch built for both underwater diving and everyday training. It supports multiple dive modes from technical to freediving, uses surface multi GNSS to mark entry exit points, and stores up to 200 dives you can review in the Garmin Dive app. Key Features Rugged dive rated build with sapphire crystal lens and 100 m dive water rating Stores up to 200 dives and syncs