Model : Brushed Stainless Steel Full Diamond Crested Caseset, Diamond Crested Bezel, Black Checkered Dial and Subdials, Superlume Markers and Sticks Hour Markers on Stainless Steel ,Full Diamond Crested Link Bracelet with double fold insignia deployant clasp Clasp Movement: Japanese OS 20 Working Chronograph Quartz Movement Functions: Hours, Minutes, Seconds : Running Secs at 6.00 subdials, 24 Hour Indicator at 3.00 Subdial Date at 4.30 : Adjustment via Crown Chronograph : 9.00 subdials, Minute counter 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 34.5mm x 7.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Close case back with Insignia Engraving Crown : One-piece solid pullout crown with o ring Crystal: Sapphire crystal Water-resistant