G-Shock 'CasiOak' Connected GAB2100-3A movement_self-winding Over the course of its

Over the course of its history

all housed within a ‘Jet’ black DLC finished and robustly designed Trip-Tick® case

while adding in the security and stability of a silicon escapement

Stainless steel case with super hard coating and tri-fold push button release clasp

And with the thinnest case to date of any Seiko automatic diver's watch

G-Shock 'CasiOak' Connected GAB2100-3A movement_self-winding Over the course of itsThe fan favorite 'Casioak' gets two key upgrades Upgrade the iconic look you love with the new octagonal GA2100 line, which inherits the color stories and design concept of the pioneering G SHOCK from 1983, but now with Smartphone Link and Tough Solar power. While maintaining the iconic octagonal form of the GA2100 inherited from that very first G SHOCK, the GAB2100 now also has Smartphone Link and Tough Solar power capabilities. It also employs the