Rolex Datejust 31 278275-0027

Rolex Datejust 278275-0027 Slate 31mm Dial

Rolex Datejust Slate 31mm Dial Fluted Bezel President Bracelet Watch Specifications:   Brand : Rolex Model : Datejust 31 Reference Number : 278275-0027 CASE Case Shape : Round Case Diameter : 31 mm Case Material : 18 kt Everose gold Oyster Architecture : Monobloc middle case, screw-down case back and winding crown Winding Crown : Screw-down, Twinlock double waterproofness system Crystal : Scratch-resistant sapphire, Cyclops lens over the date Bezel : Fluted Screw-in Crown : Screw-down, Twinlock double waterproofness system Water Resistance : Waterproof to 100 metres / 330 feet Case Back : Solid DIAL Dial Color : Slate Setting : Index BRACELET Bacelet Material : 18 kt Everose gold Band Name : President, semi-circular three-piece links Clasp : Concealed folding Crownclasp MOVEMENT Movement : Perpetual, mechanical, self-winding Caliber : 2236, Manufacture Rolex Precision : 2/+2 sec/day, after casing Functions : Centre hour, minute, and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting Oscilator : Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers Winding : Bidirectional self-winding via Perpetual rotor Power Reserve : Approximately 55 hours Complications : Date COSC Certified : Yes Brand : Rolex Dial Color : Slate Size : 31 ММ Bezel Type : Fluted Bracelet Type : president Complications : Date