Meet the G-Shock GM2100N-2A Blue Metal Covered 'CasiOak', a dynamic blend of elegance and robustness. Sporting a compact 49.3 × 44.4 × 11.8mm build and weighing just 72g, it's both lightweight and resilient. Crafted with a combination of durable resin and stainless steel for the case and bezel, along with a sturdy resin band, it's designed to withstand shocks and maintain its integrity in any situation. With water resistance up to 200 meters and a battery life of approximately 3 years on SR726W X 2 batteries, it's ready for any adventure. Featuring a comprehensive array of functions including world time, stopwatch, timer, alarms, and a full auto-calendar up to 2099, it ensures you're always on schedule. The double LED light system guarantees clear visibility in any lighting condition, while the mute feature offers button operation tone control for added convenience. Complete with precise timekeeping and a hand shift feature, the GM2100N-2A is the ultimate companion for the modern individual. - 49.3 × 44.4 × 11.8mm Case Size - 72g Weight - Resin/Stainless steel Case and Bezel - Resin Band - 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 - Stopwatch - Timer - Alarm/hourly time signal - Double LED light - 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 (day) *Digital: Hour, minute, second, pm, month, date