Model : 18K Rose Gold Plated Polish Stainless Steel Case, Black Dial, Silver Markers, Leather Strap with Insignia BuckleMovement: Asian Flying Man Tourbillon Handwind Movement with Calender Complications Functions: Hours, Minutes, Sec (Tourbillon) , 24 Hours Day-Night Indicator Dimensions : Dia 43mm x 12.5mm Thk Material : 1 piece forged case construction, solid 316 stainless steel , Thick 18K Rose Gold Plating .. 5 mils Back : Display Case back with detail Engraving at case rims Crown : One-piece Pull out crown with o ring Crystal: Sapphire Crystal front and back Water-resistant