1935 Rare Rolex Oyster Model in 9ct Cushion Oyster Case with 9ct Gold Period BraceletThis Watch The Rolex Cushion watch has a fascinating story and it was ground breaking timepiece in its day. It was the first waterproof and dustproof watch, ever and featured a hermetically sealed case to protect the movement. When Rolex first launched it in 1926 they named it the "Oyster." Rolex honoured their claim to it being the first waterproof watch when, in 1927, Mercedes Gleitze wore it when she became the first ever woman to swim the English