Model : Brushed SS Case, White Perforated Dial With Skeleton Central , Whiite Arabic Arabic Numeral Markers on Leather Strap with Tang BuckleMovement: Asian 2813 Automatic Calender Movement, 23J Functions: Hours, Minutes, Seconds, Date, Day, Month, 24 Hours Note : Day and Date will advance on with time Setting of Day,Date, Month via Recess Pusher on Case sides 24Hours will folllow the main watch time.. This is not settable Dimensions : Diameter 45mm x 14mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display case back with Detail Serial Engraving Crown : One-piece Pull Out Crown with o ring Crystal : Synthetic Sapphire crystal, AR CoatedWater-resistant