Model : 18K Rose Gold Plated Polished Stainless Steel Case, White Dial, Blue Numeral Markers , Leather strap with Insignia Buckle Movement: Asian Automatic 21J with Duo Time and Sun Moon Phase Complications Movement Functions: Hours, Minutes, Duo Time ( 9.00 sundials - Set Via Crown) Faux Tourbillon at 6.00, Sun Moon Phase 12.00Dimensions : Dia 45mm x 13.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel, Thick 18K Rose Gold Plating ... 5mils Back : Display Caseback With serial engraving on Case rims Crown : One-piece Pull out crown with o ring Crystal: Synthetic Sapphire Water-resistant