Features:

Composite Case Material
Elastomer Strap Material
Quartz Movement
Altimeter, Barometer, Compass
Heart Rate
Cumulative Altitude Gain
Altitude Log
Vertical Speed
Weather Trend Indicator
Temperature
Multiple Watch, Date And Time Functions
Buckle Clasp
30M Water Resistance

Approximate Case Diameter: 51.4mm
Approximate Case Thickness: 15.3mm