G-Shock GSTB400BB-1A G-STEEL Electric Sophistication Black IP ball watch Unidirectional diver bezel in black

Unidirectional diver bezel in black DLC

Blue-steel chronograph hour hand

and a unidirectional rotating black-and-white timing bezel

The first ones were released in February 2010

G-Shock GSTB400BB-1A G-STEEL Electric Sophistication Black IP ball watch Unidirectional diver bezel in blackRevel in eclectic sophistication with the G STEEL fusion of metal and resin components in a popular all black G SHOCK. Tough construction meets stylish design in a black ion plated metal bezel set against a base of jet black. With its slim combination module and Carbon Core Guard structure, the black on black take of the GSTB400 is a cool fashion statement ready for whatever you are. Case size (L W H): 46. 6 49. 6 12. 9 mm Weight: 80 g Case and Bezel