Rolex is renowned for the reliability of its oyster model which was launched in 1926. The Rolex Oyster is the world’s first waterproof wristwatch. Kronos offers you a selection of used Rolex Oyster watches, tested, authenticated and at the best prices. Timeless, chic and classic, the Rolex Oyster adapts to your day-to-day style. The Rolex Oyster is an extremely reliable automatic watch for both men and women. The Oyster model is a must of the Rolex brand.