Rolex Cosmograph Daytona Oyster 40 mm Oystersteel

The surface of the outer chain link is frosted, and the edges are polished. Oyster style, three solid chain links, folding buckle; Oyster insurance discount with 5mm adjustable chain link extension system, integrated black Cerachrom ceramic word ring continuous casting mold speedometer, screw in type, triple lock triple waterproof system. White paint finish, 18K white gold hour markers, easy to read Chromalight night light (long-lasting blue light); 18K white gold hands, black lacquer marked hour and minute hands, easy to read Chromalight night light (long-lasting blue light), except for the central second hand and timing dial hands. Equipped with CAL.4131 automatic mechanical timing, size: 40mm.