The G-Shock Carbon Core Guard GA2000-1A2 Watch is a durable and functional timepiece designed for both adventurers and everyday wearers. With its sleek design, lightweight build, and resilient carbon/resin case, it offers comfort and style in a compact 51.2 × 47 × 14.1mm package. The Carbon Core Guard structure enhances shock resistance, while the 200 meters water resistance ensures reliability in any situation. Powered by SR726W X 2 batteries, it offers a battery life of approximately 3 years. Features include world time functionality, stopwatch, timer, and 5 daily alarms. The double LED light provides enhanced visibility, and the full auto-calendar, mute feature, and ±15 seconds per month accuracy ensure precise timekeeping. With both analogue and digital displays, along with a mode dial, it offers comprehensive timekeeping for any adventure. - 51.2 × 47 × 14.1mm Case Size - 64g Weight - Carbon/Resin Case and Bezel　 - Resin Band - Carbon Core Guard structure - Shock Resistant - 200 Meters Water Resistant - Approx. battery life: 3 years on SR726W X 2 - Mineral Glass - World time: 31 time zones (48 cities coordinated universal time), daylight saving on/off, Home city/World time city swapping - Stopwatch - Timer - Alarm/hourly time signal - 5 daily alarms - Double LED light *LED light for the face (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) *LED backlight for the digital display (Super illuminator, selectable illumination duration (1.5 seconds or 3 seconds), afterglow) - Calendar: Full auto-calendar (to year 2099) - Mute feature: Button operation tone on/off - Accuracy: ±15 seconds per month - 12/24-hour format - Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) - Regular timekeeping: *Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (mode) *Digital: Hour, minute, second, pm, month, date, day