42mm White Rolesor case combining Oystersteel and 18K white gold, monobloc middle case with screw-down case back and winding crown, screw-down crown with Twinlock double waterproofness system, 18K white gold fluted bidirectional rotatable Ring Command bezel, scratch-resistant sapphire crystal with Cyclops lens over the date, intense white dial with highly legible Chromalight display with long-lasting blue luminescence, Rolex calibre 9002 perpetual self-winding movement with dual time zones and annual calendar, centre hour minute and seconds hands, 24-hour display on off-centre disc, second time zone, instantaneous annual calendar with date at 3 o'clock and month display via 12 apertures around the circumference of the dial, stop-seconds for precise time setting, paramagnetic blue Parachrom hairspring with high-performance Paraflex shock absorbers, approximately 72 hours of power reserve, Oystersteel Jubilee bracelet with five-piece links and ceramic inserts, folding Oysterclasp with Easylink 5mm comfort extension link. Waterproof to 100 metres / 330 feet. Superlative Chronometer certified.