A fresh look

Nearing its centenary, the Oyster — the world’s first waterproof wristwatch — was invented in 1926 by Rolex. The case featured an ingenious patented system consisting of a screw-down bezel, case back and winding crown. Hermetically sealed, it offered optimal protection for the movement.

Oyster Perpetual 36 collection. (Photos © Rolex)

Oyster Perpetual Datejust 31.

Oyster Perpetual 41.

Five years later, the Swiss watchmaker introduced the first wristwatch self-winding system with a free rotor named the Perpetual…