Casio SGW-100B-3 men's dive watch features a 48mm wide and 13mm thick black resin case with a fixed bezel and textured function pushers. Casio SGW-100B-3 is powered by quartz movement. This stylish watch also features a textured grey digital dial along with the environmental resistance: low-temperature resistant (-10 degree Celsius/14 degree Fahrenheit), power supply and battery life: approx. battery life: 3 years on CR2025, Sensor feature: digital compass, measures and displays direction as one of 16 points, measuring range: 0 to 359°, measuring unit: 1°, 10 seconds continuous measurement, graphic direction pointer, bearing sensor correction, magnetic declination correction, Thermometer, display range: -10 to 60 degree Celsius (14 to 140 degree Fahrenheit), display unit: 0.1 degree Celsius (0.2 degree Fahrenheit), world time: 29 time zones (48 cities), city code display, daylight saving on/off, stopwatch: 1/100-second stopwatch, measuring capacity: 59'59.99'', measuring modes: elapsed time, split time, 1st-2nd place times, timer: countdown timer, measuring unit: 1 second, countdown range: 24 hours, countdown start time setting range: 1 minute to 24 hours (1-hour increments and 1-minute increments), other: auto-repeat, alarm/hourly time signal: daily alarms, 5 independent daily alarms (4 one-time alarms and 1 snooze alarm), hourly time signal, light: electro-luminescent backlight, afterglow, light color: EL: blue green, calendar: full auto-calendar (to year 2099), mute feature: button operation tone on/off, accuracy: ±20 seconds per month, 12/24-hour format, regular timekeeping: hour, minute, second, pm, year, month, date, day, scratch resistant mineral crystal and water resistant to 200 meters. Casio SGW-100B-3 is equipped with a 24mm wide black leather and textile strap with a buckle clasp. Casio SGW-100B-3 men's digital dial black resin case strap watch is brand new and comes in an original gift box and is backed by a 1 year store limited warranty.