The Casio G-SHOCK GA-B2100-2A combines the iconic octagonal design of the GA-2100 series with advanced Tough Solar charging and Bluetooth® smartphone connectivity. Known by fans as the "CASIOAK," this model delivers modern functionality while maintaining the slim and lightweight profile that made the series popular worldwide.
Equipped with Mobile Link technology, the watch pairs with a compatible smartphone for automatic time adjustment, world time synchronization, and phone finder functionality. Tough Solar technology efficiently converts light into energy, helping to keep the watch powered for everyday use.
The case and band feature a classic navy blue color inspired by the original blue G-SHOCK models from the early 5600 series, giving this watch a timeless and authentic G-SHOCK look. Its Carbon Core Guard structure provides exceptional durability while maintaining a comfortable fit.
Features
Shock-resistant construction
200M water resistance
Bluetooth® Mobile Link
Tough Solar charging system
Automatic time correction
World Time function
Phone Finder function
Stopwatch
Analog-digital display
Carbon Core Guard structure
Slim octagonal "CASIOAK" design
Classic navy blue colorway inspired by early G-SHOCK models
Package Includes
Watch
Original presentation box
Instruction manual
Warranty documentation