Model : Polished Stainless Steel Case, White Dial, Stickers Markers on Leather Strap with Insignia Buckle Movement: Miyota 9100 Automatic Movement With Calendar Complications, 23J Functions: Hours, Minutes, Secs, 24 Hour Indicator Month (Set Via 2.00 Pusher) and Date (Set via 4.00 Pusher), Day (Set Via 7.00 Recess Pusher) Day/Night Day Phase Subdial at 12,00 Note : Day, Date and Day/Night Phase / 24 Hour Indicator will advance Automatically with Time, Month and Year Needs Manual Adjustment Dimensions : Dia 39mm x 11.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display Caseback with Detail Engraving Crown : One-piece Pull Out crown with o ring Crystal: Sapphire Crystal Water-resistant