Rolex Lady-Datejust 28 mm

Rolex's Lady-Datejust 28 mm, reference 279138RBR-0016, comes in 18 ct yellow gold with a case measuring 28 mm across. The bezel is set with diamonds, and the white mother-of-pearl dial is also set with diamonds, giving the piece a jewelled finish front and back. A sapphire crystal with a Cyclops lens sits over the date. Inside is the calibre 2236, a self-winding movement with a Syloxi hairspring and a power reserve of approximately 55 hours; Rolex certifies it as a chronometer. The screw-down crown uses the Twinlock double waterproofness system. The watch is fitted with a Jubilee bracelet in yellow gold, closed by a concealed folding Crownclasp. Water resistance is rated to 100 metres.