G-Shock • GAB2100C-9A • Men's Watch Dark grey This perpetual calendar chronograph is

This perpetual calendar chronograph is radio-controlled and shows time in 26 time zones

daily alarm

Water resistance up to 100 meters

Tachymeter function

Weight: 36 g

G-Shock • GAB2100C-9A • Men's Watch Dark grey This perpetual calendar chronograph isWhile maintaining the iconic octagonal form of the GA2100 inherited from the very first G SHOCK, the GAB2100 now also has Smartphone Link and Tough Solar power capabilities. It also employs the Carbon Core Guard structure to preserve a similar fit on the wrist as the original model. The dual layer dial construction highlights the dimensionality of the LCD and inset dial. Meticulous attention to detail gives the dial a look of enhanced texture,