Stainless Steel, black textile and red leather strap with deployant clasp, unidirectional rotating bezel, black dial, automatic Chronometer (Cal. B01 (in-house)), 12-hour chronograph, date, screw-down crown and pushers, 70-hour power reserve, special 30th Anniversary Edition, Ref. AB01442J/BD26, 41mm, recent factory service (March 2026), Like New in Box with instructions & COSC + BW Warranty