Garmin Instinct 2, Graphite

Features:

Water-rated to 100 Meters, Thermal and Shock Resistant
Built-in Sports Apps to Take on Running, Biking, Swimming, Strength Training and More
Built-in 3-axis Compass and Barometric Altimeter, Plus Multiple Global Navigation Satellite Systems
All-day Health Monitoring Features that Track your Heart Rate, Sleep, Pulse Ox, Respiration and More
Battery Life: up to 28 Days in Smartwatch Mode
up to 30 Hours in GPS Mode