Rolex Datejust 31 mm

Rolex Datejust 31 mm, reference 278243-0014, in steel and gold, measures 31 mm across. The case has a domed bezel and a screw-down crown, paired with a sapphire crystal that carries a Cyclops lens over the date. Inside is the calibre 2236, a self-winding mechanical movement with a power reserve of approximately 55 hours, and the watch carries chronometer certification. The champagne-colour dial shows a central seconds hand and a date display. This is a chronometer, built to Rolex's official timing standard. The bracelet is a Jubilee design in steel and gold, closed with a concealed folding Crownclasp. Water resistance reaches 100 metres, and the screw-down crown helps hold that rating.