Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278243-0027, cases at 31 mm in steel and yellow gold. The domed bezel tops a case fitted with a screw-down crown, and a sapphire crystal with Cyclops lens sits over the date. The white mother-of-pearl dial is set with diamonds, giving each piece its own natural pattern. Inside is the self-winding calibre 2236, a chronometer with a power reserve of approximately 55 hours. Central seconds and an instantaneous date round out the functions. The steel and gold Oyster bracelet closes with a folding Oysterclasp fitted with the Easylink comfort extension link. The screw-down crown and case construction hold the water resistance at 100 metres.