The self-winding movement in the watch is outstanding and makes it a diver's watch with a 42-mm case

Black dial with luminous silver-tone hands and Arabic numeral hour markers

Movement: Swiss quartz

bright and bold colors

a stainless steel buckle

Garmin Forerunner 55 GPS Running with Daily Suggested Workouts Black Bezel Silicone Aqua Band Smart Watch - 010-02562-02 Composite_lens The self-winding movement in theGarmin Forerunner 55 GPS Running with Daily Suggested Workouts Black Bezel Silicone Aqua Band Smart Watch Easy to use running watch monitors heart rate (this is not a medical device) at the wrist and uses GPS to track how far, how fast and where youve run Battery life: up to 2 weeks in smartwatch mode; up to 20 hours in GPS mode Plan your race day strategy with the Pace Pro feature (not compatible with on device courses), which offers GPS based pace