he Oyster Perpetual Day-Date is inlaid in a 40mm 18k white gold case surrounding an olive green dial with white gold Roman numerals markers and hands. The Day-Date also utilizes a process that involves screwing the case back, bezel, and Twinlock screw-down crown into the Monobloc middle case for waterproofness up to 100 meters. The 18k white gold presidential bracelet includes semi-circular three-piece links and concealed Crownclasp.