Model : Polished SS Case, Metallic Black dial, White /MB Insignia Subdials on Leather Strap with Deloyant Clasp, Double Release Catch Movement: Japanese Quartz Chronograph movement Functions: Hours, Minutes, Seconds : Running Secs at 6.00 subdials, Chronograph : 2.00 pusher - start/stop chrono, 4.00 pusher - reset, 1.00 pusher ( No Function ) Date : 3.00 ( set via crown) Dimensions : Dia 41mm x 12.5mm Thk Material : 1 piece forged case construction, solid 220 stainless steel Back : Solid case back Crown : One-piece solid pullout crown with o ring Crystal: - Synthetic Sapphire front and back, AR coatedWater-resistant