Developed at the end of the 1930s, the three-piece link Oyster bracelet is known for its robustness.
These white Rolesor versions of the Datejust 31 are fitted with an Oyster or Jubilee bracelet. A concealed attachment system ensures seamless visual continuity between the bracelet and case. The oscillator is fitted on the Rolex-designed and patented high-performance Paraflex shock absorbers, increasing the movement’s shock resistance.Ĭalibre 2236 is equipped with a self-winding module via a Perpetual rotor and offers a power reserve of approximately 55 hours. The movement also contains a paramagnetic nickel-phosphorus escape wheel. This silicon hairspring remains up to 10 times more precise than a traditional hairspring in case of shocks, and its patented geometry ensures the calibre’s regularity in any position. At the forefront of watchmaking technology, this self-winding mechanical movement led to the filing of several patents, and offers fundamental gains in terms of precision, power reserve, resistance to shocks and magnetic fields, convenience and reliability.Ĭalibre 2236 is fitted with a Syloxi hairspring, patented and produced by Rolex. The new versions of the Datejust 31 are equipped with calibre 2236, a movement entirely developed and manufactured by Rolex. Oyster Perpetual Datejust 31 in white Rolesor with dark grey dial. The waterproof Oyster case provides optimum protection for the watch’s movement. The crystal is made of virtually scratchproof sapphire and is fitted with a Cyclops lens at 3 o’clock for easy reading of the date. The Twinlock winding crown, fitted with a double waterproofness system, screws down securely against the case. The case back, edged with fine fluting, is hermetically screwed down with a special tool that allows only Rolex watchmakers to access Its middle case is crafted from a solid block of Oystersteel, a particularly corrosion-resistant alloy. THE OYSTER CASE, SYMBOL OF WATERPROOFNESSĪ paragon of robustness and elegance, the Oyster case of the Datejust 31 is guaranteed waterproof to a depth of 100 metres (330 feet).
On the new white Rolesor versions of the Datejust 31, the bezel is made of 18 ct white gold, while the winding crown, middle case, bracelet and clasp are in Oystersteel. All of these qualities perfectly mirror the elegance and performance that come together in a Rolex watch.
It is a meeting of two metals: one, noble and precious, attractive for its lustre and stability the other, known for its resistance to corrosion, ensures strength and reliability. Rolesor, the combination of 18 ct gold and Oystersteel on a Rolex watch has been a signature feature of the brand since 1933, when the name was registered. ROLESOR, A MARRIAGE OF GOLD AND OYSTERSTEEL The light reflections on the case sides and lugs highlight the elegant profile of the 31 mm Oyster case. The Datejust has spanned eras while retaining the enduring aesthetic characteristics that make it so instantly recognizable. Launched in 1945, it was the first self-winding waterproof chronometer wristwatch to display the date in a window at 3 o’clock on the dial, and consolidated all the major innovations that Rolex had contributed to the modern wristwatch until then. Rolex’s Datejust is the archetype of the classic watch thanks to functions and aesthetics that never go out of fashion. The bezel is set with 46 brilliant-cut diamonds, has an aubergine, sunray-finish dial that is adorned with a diamond-set Roman VI. These new watches are equipped with calibre 2236, a movement at the forefront of watchmaking technology. The hands and index hour markers or Roman numerals on all four watches are in 18 ct white gold. The three other versions are fitted respectively with a mint green, sunray-finish dial, white lacquer dial, or dark grey, sunray-finish dial, and a fluted bezel in 18 ct white gold. The first watch, featuring a bezel set with 46 brilliant-cut diamonds, has an aubergine, sunray-finish dial that is adorned with a diamond-set Roman VI. Oyster Perpetual Datejust 31 in White Rolesor with an aubergine, diamond-set dial. The Oyster Perpetual Datejust 31 is presented in four new white Rolesor versions (combining Oystersteel and 18 ct white gold) and features dials in a variety of colours, with either index hour markers or Roman numerals made of 18 ct white gold.
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