Invicta Men's 6645 Reserve Collection Leviathan GMT Black Polyurethane Watch Precise Swiss-quartz movement Durable flame-fusion crystal; brushed and polished stainless steel case; black polyurethane strap Date function Black sunray dial with silver-tone luminous hands and dome shaped hour markers; gmt; unidirectional bezel; screw-down crown Water-resistant to 1,640 feet (500 M)