Casio G-Shock Men's Watch GMW-B5000D-1 Stainless Steel Band Shock Resistant Tough Solar Mobile link Bluetooth FOSSIL MEN'S while the other model is

while the other model is gray with multi-colored accents

DW-6600 SERIES

Unidirectional rotating bezel

Carbon Core Guard structure

Casio G-Shock Men's Watch GMW-B5000D-1 Stainless Steel Band Shock Resistant Tough Solar Mobile link Bluetooth FOSSIL MEN'S while the other model isFeatures FULL METAL GMW B5000 SERIES The DW 5000C is the original G Shock model from 1983. The GMW B5000 Series has inherited its characteristic square design and been given the full metal treatment along with upgraded features including smartphone linking. The watch has been given a full metal case by using a shock resistant fine resin cushioning material inserted between the case and the sturdy stainless steel metal bezel. High density mounting