Metal-clad daring meets sophisticated gleam in a GBM-2100 that delivers Smartphone Link via Bluetooth® and Tough Solar charging system, all in a meticulously finished metal design with iconic octagonal bezel. Choose from a basic black dial or metallic vapor deposition in blue or green, each complemented by a band made of environmentally responsible bio-based resin. Welcome to a whole new level of metal-clad 2100 functionality — tough construction and stylish design in a timepiece that takes you from casual settings to business meetings without a thought. Shock Resistant Magnetic Resistant 200 Meter Water Resistant Auto LED Light with Afterglow World Time38 times zones 5 Daily Alarms Hourly Time Signal 1/100 Second StopwatchMeasuring modes: Elapsed time, lap time, split timeOthers: Speed (0-1998 units/hour), Selection distance input (0.0-99.9) Countdown TimerMeasuring unit: 1 secondCountdown range: 24 hoursCountdown start time setting range: 1 minute to 24 hours (1-minute increments and 1-hour increments)Other: Auto-repeat Bluetooth: Connects to a smartphone and automatically adjusts the timeAccuracy: +/- 15 seconds per month Tough Solar