Rolex Oyster Perpetual Day-Date 40 Reference 228206Manhdungcp
Rolex Oyster Perpetual Day-Date 40 Reference 228206 At Baselworld 2015, Rolex introduced the new generation of its most prestigious model, the Oyster Perpetual Day-Date, featuring a modernized design with a 40 mm case as well as a new mechanical movement, calibre 3255. The Day-Date 40 redefines the status of Superlative Chronometer, established by Rolex in the late 1950s, with criteria for accuracy on the wrist that are twice as exacting as those for an officially certified chronometer.
Model case: Oyster, 40 mm, platinum
Oyster architecture: Monobloc middle case, screw-down case back and winding crown
Diameter: 40 mm
Winding crown: Screw-down, Twinlock double waterproofness system
Crystal: Scratch-resistant sapphire, Cyclops lens over the date
Water-resistance: Waterproof to 100 metres / 330 feet