Model : 18K Rose Gold Plated Sheen/Polished Stainless Steel Casework, Stainless Steel Bezel , Black Checkered Dial, , Superlume Bar Markers and Needles, Leather Strap with 18K Rose Gold Plated Insignia Single Fold Deployant ClaspMovement: Asian Cross Tie Tourbillon Handwind Movement with Serial Engraving on Bridges Functions: Hours, Minutes, Sec ( Tourbillon @ 6 ) Dimensions : Dia 41.5mm 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 Water-resistant