Model : 18K Rose Gold Plated Polished Stainless Steel Case, White Dial, White Subdials , Roman Markers on Leather Strap with Insignia Single Fold Deployant Buckle, Movement: Japanese OS 20 Working Chronograph Quartz Movement Functions: Hours, Minutes, Secs at 3.00 Subdial, Date ( Set via crown), Chronograph Dimensions : Width 43.5mm x 11.5mmThk Material : 1 piece Forged Solid 316 Stainless Steel, PVD Black Coating, 18K Rose Gold Plating .. 5 MilsBack : Solid case back with Insignia Crown : One-piece Screw down crown Crystal: Sapphire Crystal Water-resistant