Under Rolex international warranty to Feb 2023. This 43mm MK 1 "Red Writing" Sea-Dweller is in beautiful crisp conditon and sports the first generation dial (without the Coronet at 6). This professional dive watch features a black unidirectional Cerachrom diver's bezel, blue glowing Chromalight luminous dial and is fitted to the ultra reliable Oyster Fliplock bracelet with Glidelock dive extension. The self-winding Rolex calibre 3235 generates 70hrs of power reserve, and is waterproof to 4000ft. Presented complete with its Rolex box, booklet, 'Superlative' swing tag, and Rolex warranty card.