Invicta Men's 6568 Subaqua Noma IV Chronograph Black Perforated Dial Black Polyurethane Watch Swiss quartz movement Flame-fusion crystal; brushed and polished stainless steel case; black polyurethane strap Chronograph functions with 60 second, 30 minute and 1/10th second yellow perforated subdials; day of the week and date function Black perforated dial with yellow hands; black and white hour markers; luminous; black ion-plated stainless steel unidirectional bezel; black ion-plated pushers and screw-down crown with protective cap; tachymeter scale on inner bezel Water-resistant to 500 M (1640 feet)