Women’s Rolex Datejust 31 Ref. 278344RBR White Diamond Dial Automatic Watch

The Rolex Datejust 31 (Ref. 278344RBR) combines Swiss precision with refined elegance. Crafted in White Rolesor — a blend of Oystersteel and 18 kt white gold — this 31 mm timepiece features a domed bezel set with diamonds and a white dial. It offers optimal readability with a highly legible Chromalight display and long-lasting blue luminescence. Powered by the Manufacture Rolex Calibre 2236 automatic movement, it delivers −2/+2 seconds per day accuracy and a 55-hour power reserve. Completed with a Jubilee bracelet and concealed Crownclasp, this watch exudes timeless sophistication.

Specifications:
Gender: Women’s
Collection: Datejust 31
Reference: 278344RBR
Movement Type: Perpetual, Mechanical, Self-Winding
Calibre: 2236, Manufacture Rolex
Precision: −2/+2 seconds per day (after casing)
Functions: Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting
Power Reserve: Approximately 55 hours
Dial: White
Details: Highly legible Chromalight display with long-lasting blue luminescence
Case Shape: Round
Material: White Rolesor (Oystersteel and white gold)
Bezel: Domed, set with diamonds
Case Architecture: Monobloc middle case, screw-down case back and winding crown
Crown: Screw-down, Twinlock double waterproofness system
Crystal: Scratch-resistant sapphire, Cyclops lens over the date
Dimension: 31 mm
Water Resistance: Waterproof to 100 metres / 330 feet
Oscillator: Syloxi silicon hairspring with patented geometry. High-performance Paraflex shock absorbers
Winding: Bidirectional self-winding via Perpetual rotor
Bracelet: Jubilee, five-piece links
Bracelet Material: Oystersteel
Clasp: Concealed folding Crownclasp