Rolex Datejust 31 mm

Rolex Datejust 31, reference 278273-0024, has a 31 mm case in steel and gold. The fluted bezel is gold, and a Cyclops lens sits over the date on the sapphire crystal. The black mother-of-pearl dial is set with diamonds, giving each watch its own natural pattern. Inside is the Rolex calibre 2236, a self-winding movement certified as a chronometer, with a power reserve of approximately 55 hours. The screw-down crown supports the watch's waterproof construction, and central seconds and a date display round out the functions. A steel and gold bracelet closes with a concealed folding Crownclasp. Rolex rates the case to 100 metres.