Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279139RBR-0013, comes in 18 ct white gold and measures 28 mm across. The case has a monobloc middle section with a screw-down back and crown, and the bezel is set with 44 brilliant-cut diamonds. A Cyclops lens sits over the date on the scratch-resistant sapphire crystal. Inside is the self-winding calibre 2236, a Rolex manufacture movement certified as a Superlative Chronometer, with a power reserve of around 55 hours. The white dial shows a centre seconds hand and an instantaneous date. The watch is fitted with a President bracelet in white gold, closed by a concealed folding Crownclasp. Water resistance stands at 100 metres.