Rolex Oyster Perpetual 41 mm oyster steel Watch. The dial is the distinctive face of a Rolex watch, the feature most responsible for its identity and readability Rolex uses Oyster steel for its steel watch cases. Specially developed by the brand, Oyster steel belongs to the 904 L steel family, alloys most commonly used in high-technology and in the aerospace and chemical industries, where maximum resistance to corrosion is essential. Oyster steel is extremely resistant, offers an exceptional finish once polished and maintains its beauty even in the harshest environments.The Oyster bracelet is a perfect alchemy of form and function, aesthetics and technology. First introduced in the late 1930’s this particularly robust and comfortable metal bracelet with its broad, flat three-piece links remains the most universal bracelet in the Oyster collection. For the Oyster Perpetual models the Oyster bracelet is fitted with an Oyster clasp.
