From super-tough G-SHOCK comes a new drop of the GA010GB-1A9 Watch that features a bio-based bezel, mineral glass face, and is shock resistant with carbon core guard structure for extra durability. What more could you want? Cop yours today!- Mineral Glass- Bio-based resin band- Shock Resistant- Carbon Core Guard structure- 200-meter water resistance- Case / bezel material: Bio-based Carbon / Bio-based resin- LED light- World time: 31 time zones- Measuring unit: 1/10 second- 12/24-hour format- Regular timekeeping- Full auto-calendar (to year 2099)- Countdown timer- Approx. battery life: 10 years on CR2025- Size of case: 55.1 51.9 17.5 mm- Total weight: 67 g- Colour: Black- Style: GA010GB-1A9