42mm 18K white gold case, bidirectional rotatable ring command bezel, black dial, automatic Rolex caliber 9001 movement, second time-zone displayed via off-center rotating disc, Saros annual calendar with date at 3 o'clock and month indicated in discrete apertures at each of the 12 hour marks, black alligator leather strap with 18K white gold folding Oysterclasp. Water resistant to 100 meters.
42mm 18K white gold case, screw-down back, screw-down crown, fluted bezel with bidirectional rotatable Rolex Ring Command, scratch-resistant sapphire crystal with cyclops lens over the date and double anti-reflective coating, ivory dial, Rolex calibre 9001 automatic movement , second time-zone displayed via off-center rotating disc, Saros annual calendar with date at 3 o'clock and month indicated in discrete apertures at each of the 12 hour marks, black leather strap, folding Oysterclasp buckle. Waterproof to 100 meters.