Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279171-0015, has a 28 mm case in steel and gold. The bezel is fluted and finished in gold, a signature detail on this model. A sapphire crystal with a Cyclops lens sits over the date, and the aubergine dial is set with diamonds. Inside is the calibre 2236, a self-winding Perpetual movement with roughly 55 hours of power reserve and chronometer certification. Central seconds and an instantaneous date round out the display functions. The bracelet is a five-piece Jubilee in steel and gold, closed with a concealed folding Crownclasp. Its screw-down crown, with the Twinlock double waterproofness system, holds the case to a 100 metre rating.