WR: 20 ATM - Case: 44.5 mm - Gender: Men - Case Material: SS & Resin - Strap Material: Fabric - Movement: Quartz - Functions: Multifunction - Glass: Mineral - Product Type: Wristwatch Product Description: The Casio G-SHOCK GM-2100CB-1AER is a men's analog-digital watch that combines durability with advanced features, making it ideal for active lifestyles. This timepiece offers a sleek design and practical functionalities to support various training regimes. Key Features: Design: Features a black resin case and band, providing a rugged yet stylish appearance.Analog-Digital Display: Combines analog hands with a digital display for versatile timekeeping.World Time: Displays time in 31 time zones (48 cities + Coordinated Universal Time), with daylight saving time on/off and city swapping.Stopwatch: 1/1000-second stopwatch measuring capacity up to 23 hours, 59 minutes, and 59.999 seconds.Countdown Timer: Countdown range up to 24 hours with a measuring unit of 1 second.Alarms: Five daily alarms with one snooze function and hourly time signal.Full Auto Calendar: Automatically adjusts the date and day, pre-programmed until the year 2099.Super Illuminator: High-brightness LED backlight ensures visibility in low-light conditions.Water Resistance: Rated up to 200 meters, making it suitable for swimming and snorkeling.Battery Life: Approximately 2 years on a CR1220 battery. This watch is perfect for those seeking a reliable and functional timepiece to enhance their training and daily activities. SpecificationValueWR20 ATMCase44.5 mmGenderMenCase MaterialSS & ResinStrap MaterialFabricMovementQuartzFunctionsMultifunctionGlassMineralProduct TypeWristwatchPackagingOfficial Box