WR: 20 ATM - Case: 50 mm - Gender: Men - Case Material: Resin - Strap Material: Resin - Movement: Quartz - Functions: Multifunction - Glass: Mineral - Product Type: Wristwatch Product Description: The Casio G-SHOCK GW-7900B-1ER is a robust timepiece designed for those who require precision and reliability in challenging environments. This watch combines advanced technology with G-SHOCK's renowned durability, making it an ideal companion for both everyday wear and adventurous activities. Key Features: Case Material: Durable black resin.Case Size: Approximately 52.4mm x 50.0mm x 17.7mm, offering a substantial presence on the wrist.Dial: Digital display with high-brightness LED backlight for enhanced readability in low-light conditions.Functions:Tough Solar Power: Solar-powered system that converts light into energy, eliminating the need for regular battery replacements.Multi-Band 6 Atomic Timekeeping: Automatically receives time calibration signals from six transmitters worldwide, ensuring accurate timekeeping.Tide and Moon Data: Displays tide graphs and moon phases based on your selected location, useful for marine activities.World Time: Features 31 time zones (48 cities + coordinated universal time), with daylight saving on/off.1/100-Second Stopwatch: Measures elapsed time, split time, and final time, with a capacity of up to 24 hours.Countdown Timer: Counts down from a specified time, up to 24 hours.Five Daily Alarms: Includes four one-time alarms and one snooze alarm.Full Auto-Calendar: Pre-programmed until the year 2099.Water Resistance: Rated up to 200 meters (20 ATM), suitable for professional marine activities and serious surface water sports.Shock Resistance: Engineered to withstand impact and vibration, ensuring durability in various environments.Strap: Black resin band with a secure buckle closure, complementing the overall design.Additional Features:Battery Level Indicator: Displays the current battery level.Power Saving Function: Enables the watch to enter a low-power state after a period of inactivity.Auto Light Switch: Illuminates the display when the watch is tilted towards the face. This watch embodies G-SHOCK's commitment to quality and innovation, offering a blend of functionality and resilience that caters to the modern man's lifestyle. SpecificationValueWR20 ATMCase50 mmGenderMenCase MaterialResinStrap MaterialResinMovementQuartzFunctionsMultifunctionGlassMineralProduct TypeWristwatchPackagingOfficial Box