Interesting version in 904L steel, with stiking green dial an bezel presents subtle balance by remaining faithful to the original lines and incorporating technical innovations. Also, the Submariner Date's famous Oyster case, guaranteed waterproof to a depth of 300 metres, is a modern paragon of robustness. Rolex Submariner Date is equipped with calibre 3135, a self-winding mechanical movement entirely developed and manufactured by Rolex.