Oyster Perpetual 36 Red Index 40mm The Oyster Perpetual’s Oyster case

The Oyster Perpetual’s Oyster case guarantees waterproof to a depth of 100 meters (330 feet)

With its iconic design

a particularly innovative annual calendar named Saros – after the astronomical phenomenon of the same name – that displays the date at 3 o’clock and the month via 12 apertures around the circumference of the dial

The feedback that Rolex received from the members of these different expeditions therefore had a direct influence on the evolution of its watches

Powered by the Calibre 3285 movement

Oyster Perpetual 36 Red Index 40mm The Oyster Perpetual’s Oyster caseTHE QUINTESSENTIAL OYSTER The purest expression of the Oyster concept, the Oyster Perpetual provides a clear and accurate time display. The Oyster Perpetual is the direct descendant of the original Oyster launched in 1926, the first waterproof wristwatch in the world and the foundation on which Rolex has built its reputation. A certified Superlative Chronometer, the Oyster Perpetual features all the key characteristics of the Oyster Perpetual