Invicta Men's 6576 Subaqua Noma IV Chronograph Black Polyurethane Watch Precise Swiss-quartz movement Durable flame-fusion crystal; brushed and polished stainless steel case; black polyurethane strap with stainless steel insert Chronograph functions with 60 second, 30 minute and 1/10th of a second subdials; day and date function Black textured dial with silver-tone luminous hands and dome shaped hour markers; unidirectional outer bezel; tachymeter scale on inner bezel; screw-down pushers and crown with protective clasp Water-resistant to 1640 feet (500 M)