Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278243-0019, measures 31 mm across in steel and gold. The case has a domed bezel and sits under a scratch-resistant sapphire crystal with a Cyclops lens over the date. Inside is the calibre 2236, a self-winding chronometer movement with a power reserve of approximately 55 hours. The silver dial is set with diamonds, and a screw-down crown protects the movement. Central seconds and an instantaneous date round out the display functions. The bracelet is steel and gold with a folding Oysterclasp fitted with the Easylink comfort extension link, allowing quick adjustments on the wrist. Water resistance stands at 100 metres.