Rolex Lady-Datejust 28 mm

The Rolex Lady-Datejust 28 mm, reference 279160-0012, comes in a 28 mm steel case with a domed bezel. The dial is dark grey and sits under a scratch-resistant sapphire crystal with a Cyclops lens 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 the watch as a chronometer. The screw-down crown protects the movement, and the central seconds hand runs alongside the date display. The case is fitted to a steel Oyster bracelet with a folding Oysterclasp and an Easylink comfort extension link. Rolex rates the case to 100 metres.