Stainless steel case, Leather Strap, Black dial, Tourbillion movement, Scratch resistant sapphire, Water resistant up to 3 ATM - 30 meters - 100 feetChristian Van Sant Men's Tourbillon X Limited Edition Black Dial Watch - CV1000Specification: Model no.: CV1000 Brand: Christian Van Sant Gender: Men Dial Color: Black Band Color: Black Case Diameter: 45mm Bracelet or Strap Width: 22mm Band Material: Leather Crystal Type: Sapphire Crown Type: Push/pull Clasp Type: Buckle Movement: Automatic Country of Origin: China