6 mm thick stainless steel case
900 calibre automatic movement with date
silvered flinque dial with 11 brilliant-cut diamond hour markers
Caliber Omega 8807 self-winding movement with a co-axial escapement
composite device protecting the crown
Rolex Yellow Gold Datejust 31 Watch - Fluted Bezel - Mother-of-Pearl Diamond Dial - Oyster Bracelet - 278278 mdo Military 6 mm thick stainless steel31mm 18K yellow gold case, screw down crown with twinlock double waterproofness system, fluted bezel, scratch resistant sapphire crystal with cyclops lens over the date, mother of pearl dial, 10 diamond hour markers, Rolex calibre 2236 automatic movement with center hour, minute and seconds hands, instantaneous date with rapid setting, and stop seconds for precise time setting, approximately 55 hours of power reserve, 18K yellow gold Oyster bracelet