Stainless Steel, brown leather strap with deployant clasp, 18k Sedna unidirectional rotating diver LiquidMetal bezel, black dial, automatic Master Chronometer (Cal. 8400), screw-down crown, display back, 60-hour power reserve, anti-magnetic to 15,000 gauss, Ref. 233.22.41.21.01.002, Warranty dated July 2023, 41mm, Like New in Box with Papers