Casio's G-SHOCK?brings you a?fresh lineup of heavy-duty?watches that are?perfect for wearing in tough environments as well as on the streets to look as stylish. The design of these?watches is?made by a 10-sided bezel that?looks?like the shape of a nut. The design of the?dial?in the digital area specifically creates a powerful look that?improves readability.?This GA900-1A model?has a black resin?strap and comes attached to a black case?with a negative dial and yellow accents.?