Rolex Datejust - Oyster, 31 mm, Everose gold and diamonds
Ref: 278285RBR - USD 49,400

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Rolex
Datejust
Oyster,
31 mm,
Everose gold and diamonds
Ref:  m278285rbr-0008
USD 49,400 * 

Datejust
Oyster,
31 mm,
Everose gold and diamonds
Collection

Ref:  278285RBR
USD 49,400 * 
Tariffs January 2025
* Suggested retail price (United States, VAT not included)

Make a date of a day

This Oyster Perpetual Datejust 31 in 18 ct Everose gold features a white dial and a President bracelet.


Diamond-set bezel
 

A sparkling symphony 
 

Gem-setters, like sculptors, finely carve the precious metal to hand-shape the seat in which each gemstone will be perfectly lodged. With the art and craft of a jeweller, the stone is placed and meticulously aligned with the others, then firmly secured in its gold or platinum setting. Besides the intrinsic quality of the stones, several other criteria contribute to the beauty of Rolex gem-setting: the precise alignment of the height of the gems, their orientation and position, the regularity, strength and proportions of the setting as well as the intricate finishing of the metalwork. A sparkling symphony to enhance the watch and enchant the wearer.

White dial
 

Limitless freedom 
 

Lacquer combines almost limitless freedom of colour with intensity and a smooth finish. The lacquering technique consists of successively depositing six thin layers of lacquer on a brass base plate. A colourless varnish is then applied to give the colour or shade all of its depth and shine. Once the varnish is dry, the surface of the dial is polished to magnify the colour; the dial is then ready to be pad printed and receive its appliques.

18 ct Everose gold
 

An exclusive patent 
 

To preserve the beauty of its pink gold watches, Rolex created and patented an exclusive 18 ct pink gold alloy cast in its own foundry: Everose gold. Introduced in 2005, 18 ct Everose is used on all Rolex Oyster models in pink gold.

The President bracelet
 

The ultimate refinement 
 

The design, development and production of Rolex bracelets and clasps, as well as the stringent tests they face, involve advanced high technology. And, as with all the components of the watch, aesthetic controls by the human eye guarantee impeccable beauty. The President bracelet, with its semi-circular three piece links, was created in 1956 for the launch of the Oyster Perpetual Day-Date. It represents the ultimate in refinement and comfort and is always made of carefully selected precious metals.

The Cyclops lens
 

A magnifying lens 
 

The Cyclops lens is one of the most distinctive Rolex features, and one of the most recognizable. Named after the one-eyed giant of Greek mythology, the Cyclops lens magnifies the watch’s emblematic date display for easy reading. Behind the Cyclops, as with every feature of a Rolex timepiece, lies a history of invention, research and development, and the endless search for perfection.

2236 Movement
 

Superlative performance 
 

The calibre 2236 is a new-generation self-winding mechanical movement entirely developed and manufactured by Rolex. Fitted with a Syloxi hairspring in silicon, patented, it offers a superlative level of chronometric performance. Insensitive to magnetic fields, the Syloxi hairspring provides great stability in the face of temperature variations and remains up to 10 times more precise than a traditional hairspring in case of shocks. Its patented geometry ensures its regularity in any position.

Technical details

m278285rbr-0008 

Dial
  • Dial : White
Case
  • Case : Oyster, 31 mm, Everose gold and diamonds
  • Oyster architecture : Monobloc middle case, screw-down case back and winding crown
  • Diameter : 31 mm
  • Material : 18 ct Everose gold
  • Bezel : Set with diamonds
  • 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
Movement
  • Movement : Perpetual, mechanical, self-winding
  • Calibre : 2236, Manufacture Rolex
  • Precision : -2/+2 sec/day, after casing
  • Certification : Superlative Chronometer (COSC + Rolex certification after casing)
  • Functions : Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting
  • Oscillator : Syloxi hairspring in silicon with patented geometry. High-performance Paraflex shock absorbers
  • Winding : Bidirectional self-winding via Perpetual rotor
  • Power reserve : Approximately 55 hours
Bracelet
  • Bracelet : President, semi-circular three-piece links
  • Material : 18 ct Everose gold
  • Clasp : Concealed folding Crownclasp

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