Seiko 5 (Seiko Five) Men's Sport Automatic Watch . Approximate Case thickness: 10 mm. Approximate Case diameter including crown: 40mm. Water resistant to 100 meters. Day and date indicator at 3 o'clock position. 23 Jewels. Fixed bezel. See-thru case back. Mineral crystal glass. Black index dial. Double safety lock at the back of bracelet. Folded stainless steel bracelet. Stainless steel case. #SNZ301 SNZ301K1 #.