The oscillator, the true heart of the Rolex Oyster Perpetual Yacht-Master 40 Replica Watch , has a blue Parachrom hairspring patented and manufactured by Rolex in an exclusive alloy. Insensitive to magnetic fields, the Parachrom hairspring offers great stability in the face of temperature variations and remains up to 10 times more precise than a traditional hairspring in case of shocks.The Yacht-Master 40 is equipped with calibre 3135, a self-winding mechanical movement entirely developed and manufactured by Rolex. It is equipped with a Rolex overcoil, ensuring its regularity in any position. Its architecture, manufacturing quality and innovative features make it singularly precise and reliable. Calibre 3135 is equipped with a self-winding module via a Perpetual rotor and offers a power reserve of approximately 48 hours.
Waterproof, precise and reliable, this watch of the open seas is distinctive for its bidirectional rotatable 60-minute graduated bezel in 18 ct Everose gold. This characteristic bezel – which enables the wearer to calculate, for example, the sailing time between two buoys – plays a full part in creating the unique visual identity of the model.Sleek, sporty and distinguished, the Yacht-Master is just as at home on the deck of an ocean-going yacht as on land in an elegant yacht club lounge. The polished raised numerals and graduations stand out clearly against a matt, sand-blasted background.
The certification applies to the fully assembled watch, after casing the movement, guaranteeing superlative performance on the wrist in terms of precision, power reserve, rolex yachtmaster everose replica and self-winding. The Superlative Chronometer status is symbolized by the green seal that comes with every Rolex watch and is coupled with an international five-year guarantee. The precision of a Rolex Superlative Chronometer after casing is of the order of −2/+2 seconds per day, or more than twice that required of an official chronometer.The Yacht-Master is covered by the Superlative Chronometer certification redefined by Rolex in 2015. This exclusive designation testifies that the watch has successfully undergone a series of tests conducted by Rolex in its own laboratories according to its own criteria, which exceed watchmaking norms and standards.
The fluted case back is hermetically screwed down with a special tool that allows only Rolex watchmakers to access the movement. The winding crown, fitted with the Triplock triple waterproofness system and protected by a crown guard that is an integral part of the middle case, screws down securely against the case, offering watertight security akin to a submarine’s hatch. The characteristically shaped middle case is crafted from a solid block of particularly corrosion- resistant 904L steel. The rolex replica watch, with a Cyclops lens at 3 o’clock for easy reading of the date, is made of virtually scratchproof sapphire. The waterproof Oyster case provides optimum protection for the Yacht-Master’s high-precision movement.The Yacht-Master’s Oyster case, guaranteed waterproof to a depth of 100 metres (330 feet), is a paragon of robustness.