Casio's G-SHOCKbrings you afresh lineup of heavy-dutywatches that areperfect for wearing in tough environments as well as on the streets to look as stylish. The design of thesewatches ismade by a 10-sided bezel thatlookslike the shape of a nut. The design of thedialin the digital area specifically creates a powerful look thatimproves readability.This GA900-4A modelhas a black resinstrap and silver/red accents.