Datejust 31 – M278285RBR-0005

Gender


Women

Model Size


31 mm

Material


18 ct Everose gold

Dial


White mother-of-pearl set with diamonds

Collection


Datejust

Reference


278285RBR

Bezel


Set with diamonds

Water-Resistance


Waterproof to 100 metres / 330 feet

Movement


mechanical, Perpetual, self-winding

Caliber


2236, Manufacture Rolex

Power Reserve


Approximately 55 hours

Bracelet


President, semi-circular three-piece links

Certification


Superlative Chronometer (COSC + Rolex certification after casing)

Simple Material


Gold

Spec Oyster Architecture


Monobloc middle case, screw-down case back and winding crown

Winding Crown


Screw-down, Twinlock double waterproofness system

Crystal


Cyclops lens over the date, Scratch-resistant sapphire

Precision


-2/+2 sec/day, after casing

Oscillator


Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers

Winding


Bidirectional self-winding via Perpetual rotor

Clasp


Concealed folding Crownclasp

Gem Setting


Diamonds in 18 ct gold settings

Size


Small size

Dial Color


Gem-set dial, Light dial

Bracelet Material


18 ct Everose gold

Background-color


Rose

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