Model : PVD Black Coated Brushed Stainless Steel Casework, 18K Rose Gold Plated Stainlesss Steel Bezel, Black Perforated dial, Rose Gold Pushers, on Rubber strap with Insignia strap with Deployant Clasp Clasp Movement: Japanese OS 20 Working Chronograph Quartz Movement, Decorative Fixed Bridges and Wheels Over Quartz Movt Functions: Hours, Minutes, Seconds : Running Secs at 3.00 subdials Date at 6.00 : Adjustment via Crown Chronograph : 2.00 pusher - start/stop chrono, 4.00 pusher - reset Dimensions : Dia 44mm x 18.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel Back : Display case back With Engraving at Case Rims Crown : One-piece solid pullout crown with o ring Crystal: Sapphire crystal Water-resistant