Oyster Perpetual 41 Steel Slate grey

Slate grey

Unidirectional rotatable bezel in 18 ct yellow gold with 60-minute graduated disc in matt green anodised aluminium and gold gilded markings and numerals

Green Dial

The innovative Chromalight display on the dial pushes back the boundaries of visibility in dark environments

sand-blasted background

Oyster Perpetual 41 Steel Slate greyMed blue dial The colours created for the Oyster Perpetual range start life as a lacquer, which must be meticulously applied in a controlled atmosphere environment to avoid dust and other contamination. The brass plate of the dial base receives layer upon layer of lacquer, six in all, to form a regular, uniform surface. The last step is varnishing and polishing to bring out the full brilliance and depth of colour. The various inscriptions are then pad