Oyster Perpetual 31 Turquoise Blue Index II in lettering that makes the

in lettering that makes the model easily identifiable

which conveys the full strength of the watch’s character in the simplicity of the display

embodies the privileged ties between Rolex and the world of sailing that stretch back to the 1950s

36 or 40 mm in diameter and guaranteed waterproof to a depth of 100 metres (330 feet)

THE COSMOPOLITAN WATCH

Oyster Perpetual 31 Turquoise Blue Index II in lettering that makes theTHE 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