Casio GA2100NN-1A 2100 men's dive watch features a 49mm wide and 12mm thick grey transparent resin case with a fixed bezel and smooth function pushers. Casio GA2100NN-1A is powered by Japanese quartz movement. This stylish watch also features a black analog-digital dial with white accents black hands and index hour markers along with the world timer: 31 time zones (48 cities + coordinated universal time), daylight saving on/off, stopwatch: 1/100-second stopwatch, measuring capacity: 00'00''00~59'59''99 (for the first 60 minutes), 1:00'00~23:59'59 (after 60 minutes), measuring unit: 1/100 second (for the first 60 minutes), 1 second (after 60 minutes), measuring modes: elapsed time, split time, 1st-2nd place times, countdown timer: measuring unit: 1 second, countdown range: 24 hours, countdown start time setting range: 1 second to 24 hours (1-second increments, 1-minute increments and 1-hour increments), alarm/hourly time signal: 5 daily alarms, hourly time signal, 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), 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 display and shock resistant functions, scratch resistant mineral crystal and water resistant to 200 meters. Casio GA2100NN-1A is equipped with a 24mm wide grey transparent resin strap with a buckle clasp. Casio GA2100NN-1A men's 2100 black analog digital dial strap watch is brand new and comes in an original gift box and is backed by a 1 year store limited warranty.