These subseries come with Carbon Core Guard
[3229]
[3519]
[5590]
[5611]
[5674]
[5690]
[5689]
[5611]
[5594]
[5611]
[5694]
[5635]
[5608]
[5631]
[5657]
[5684]
[5623]
[5678]
[5588]
[5636]
[5672]
G-Shocks with CarbonCoreGuard have a carbon fiber reinforced resin case, which protects the module.This technology adds shock resistance, rigidity, and resistance while at the same time reduces weight.
