For life above the water, the Descent G2 includes Garmin's suite of health and wellness, training and connected features. Available now, the Descent G2 has a suggested retail price of $699.99.

The new Descent G2 boasts 10 days of battery life (four if you use the always ... Stephen Warwick is TechRadar's Fitness & Wearables writer with nearly a decade of experience covering technology ...