Invicta Men's 6485 S1 Collection Chronograph Black Rubber Watch Precise Swiss-quartz movement Durable flame-fusion crystal; black rubber and stainless steel case and strap Chronograph functions with 60 second, 30 minute and day of the week sub-dials; date function Vibrant green dial; stop watch with white hand; tachymeter on inner dial; stainless steel crown and pushers Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving