Heritage, elegance and technical eminence underpin the excellence behind Rolex’s latest iterations of the Oyster Perpetual Sea-Dweller and Oyster Perpetual Lady-Datejust 28, introduced at Baselworld this year.
Patek Philippe explores the art of horology.
ROLEX OYSTER PERPETUAL SEA-DWELLER Half a century after its introduction, the latest Rolex Oyster Perpetual Sea-Dweller comes with a larger case, new movement Originally designed for the pioneers of Oyster
Perpetual Sea-Dweller was designed to be waterproof to a depth of 610m – later enhanced to 1,220m – and, together with Rolex’s innovative helium escape valve, paved the way for a new, more technical and demanding type of diving that made the deep more accessible.
Celebrating its 50th anniversary this year, the Sea-Dweller has been enhanced even as it continues to commemorate its special heritage. This year’s version of the legendary divers’ watch is equipped with a highly corrosion-resistant 904L steel case that has been enlarged to 43mm. The 60-minute graduated, unidirectional rotatable bezel is equipped with a patented black Cerachrom bezel insert in ceramic, while the sleek black dial features large Chromalight hour markers for excellent legibility in dark conditions. The dial also bears the name Sea-Dweller in red,
The Sea-Dweller’s Oyster case is a paragon of robustness, its middle case is crafted from a solid block of 904L steel, screwed down with a special tool that allows only Rolex watchmakers to access the the Triplock triple waterproofness system, screws down securely against the case to provide watertight security. The crystal, with a Cyclops lens at 3 o’clock for easy reading of the date, is made of virtually scratchproof sapphire. The new Sea-Dweller’s solid-link safety clasp that prevents accidental opening as well as a double extension system. The Fliplock extension link extends the bracelet by 26mm, while the Rolex Glidelock system allows adjustments of 2mm increments for a total of approximately 20mm.
Within the Oyster case is calibre 3235, a new-generation self-winding mechanical movement. A consummate demonstration of Rolex technology, with 14 patents, it offers fundamental gains in terms of precision, power reserve, resistance to and reliability. It incorporates the new Chronergy escapement, combining high An optimised blue Parachrom hairspring, up to 10 times more precise than a traditional the oscillator, the true heart of the watch. Equipped with a self-winding module via a Perpetual rotor, the new barrel architecture extends the power reserve of calibre 3235 to approximately 70 hours.
2017 version of the Sea-Dweller remains at the cutting edge of technology and
symbolizes Rolex’s deep bond with the world of marine exploration. ROLEX OYSTER PERPETUAL LADY-DATEJUST 28 Rolex’s classic feminine watch, the Oyster
Perpetual Lady-Datejust 28 Introduced in the late 1950s, the Oyster
Perpetual Lady-Datejust concentrates in a smaller case all the attributes of the Rolex
Datejust wristwatch to display the date in a window on the dial launched in 1945. Since then, the Lady- Datejust has maintained the spirit of its emblematic antecedent, which remains a byword for style and accurate timekeeping.
At Baselworld 2017, Rolex introduced a 904L steel version of the Lady-Datejust
28, as well as a white Rolesor version, which combines 904L steel and 18 ct white gold, gold and a wide choice of dials. The 28mm Oyster case is waterproof to a depth of 100m and features a middle case crafted from a solid block of 904L steel. Similar to the Oyster Perpetual Sea-Dweller caseback is also hermetically screwed down with a special tool that allows only Rolex watchmakers to access the movement. The crystal, with a Cyclops lens at 3 o’clock, is made of virtually scratchproof sapphire, Twinlock double waterproofness system, screws down securely against the case. Both new versions of the Lady-Datejust 28 are available on an Oyster or Jubilee Crownclasp, opened with a hinged Rolex with a folding Oysterclasp as well as the ingenious Rolex-patented Easylink rapid extension system that allows the wearer to easily increase the bracelet length by approximately 5mm for additional comfort.
The Lady-Datejust 28 is powered by the new-generation calibre 2236, a self-winding hairspring in silicon, which is insensitive to in the face of temperature variations and remains up to 10 times more precise than a traditional hairspring in case of shocks. Calibre 2236 is also equipped with a selfwinding module via a Perpetual rotor and offers a power reserve of approximately 55 hours. Like all Rolex watches, both the Sea
Dweller and Lady-Datejust 28 are covered criteria, which exceed watchmaking norms to the fully assembled watch, after casing the movement, guaranteeing superlative performance on the wrist. The precision of a Rolex Superlative Chronometer after casing chronometer. The Superlative Chronometer status is symbolised by the green seal that comes with every Rolex watch and guarantee.