Casio G-Shock GA900E-1A3 Heavy Duty Ana-Digital and Additional Strap Mt-g Transparent sapphire case back

Transparent sapphire case back

Caliber Number: 4R36

The Diver's Automatic Medium boasts the same toughness

Crown - 316L Stainless steel

Casio G-Shock GA900E-1A3 Heavy Duty Ana-Digital and Additional Strap Mt-g Transparent sapphire case backG SHOCK announces a new lineup of heavy duty models that are great for wear in tough environments and as street fashion items as well. The industrial design motif of these models is created by a 10 sided bezel that resembles the shape of a nut. The bezel is secured by four screws for a tough and rugged look. Combination timekeeping is provided by analog hands along with a digital display for the ultimate in operational ease. The design of the hands