Overseas Model [Casio] G-Shock GA-B2100-1A Men's Watch,

Specifications & Features Case/Bezel Material: Carbon/Resin Band: Resin Band Structure: Shock-resistant structure (Shock Resist) Carbon Core Guard Structure Water Resistance: 20 ATM Water Resistant Power Source/Battery Life: Tough Solar Mobile Link Function App: CASIO WATCHES compatible App Link Function: Automatic Time Correction, Easy Watch Setting, World Time (approx. 300 cities), Stopwatch, Timer, Alarm/Hourly Time Signal: 5 Daily Alarms/Hourly Time Signal Light: Double LED Light: LED light for dial, LED backlight for LCD Light Color: LED: White Calendar: Full Auto Calendar Operation Sound ON/OFF Switching Function: Operation Sound ON/OFF Switching Function Power Saving Function: Power Saving Function Operating Time: Operating time from full charge without solar power generation: Approx. 7 months with functions in use, Approx. 18 months in power saving mode Accuracy: *When not linked with a smartphone, it operates with normal quartz accuracy of an average monthly difference of ±15 seconds. Other features: Hand shift function, 12/24 hour format switching, date display. Size and weight: Case size: 48.5 x 45.4 x 11.9 mm, Weight: 52 g. Band size compatible: 145-215mm The GA-2100 retains the octagonal form that inherited the design concept of the original G-Shock, while incorporating smartphone link and Tough Solar technology. To accommodate the increased number of components due to the enhanced functionality, a new thin module with optimized circuit board layout has been developed. Combined with the carbon core guard structure, it maintains the size of the previous model. This is an all-black model with a minimalist color scheme.