Seiko Prospex Sea 1000M S23631

Factory new Seiko wristwatch, reference S23631, featuring a titanium case with ceramic outer protector, an unidirectional titanium bezel and a black dial with luminous index markers. It has a quartz movement with hours, minutes, seconds, day and date functions, a sapphire crystal, a black silicone strap with titanium pin buckle and a titanium case back.