18k Everose Gold, Oyster bracelet (SEL) with Oysterclasp and Easylink extension, two-color brown and black 'Cerachrom' ceramic bidirectional rotating GMT bezel, black dial, automatic Chronometer (Cal. 3285), dual time zone, date, screw-down crown, Ref. 126715CHNR, warranty dated February 2023, 40mm, Retail = $50,700, Like New in Box with Papers