Ranger - M79930-0007 rolex-sky-dweller the black bezel is reminiscent

the black bezel is reminiscent of the 1965 model that was fitted with a black Plexiglas bezel insert

unidirectional rotatable bezel of the Sea-Dweller enables divers to precisely and safely monitor their dive and decompression times

circles and rectangles - and the hands

A key part of the model's identity is the bezel moulded with a tachymetric scale for measuring average speeds of up to 400 miles or kilometres per hour

This model features a white dial with snailed counters

Ranger - M79930-0007 rolex-sky-dweller the black bezel is reminiscent36mm steel case, satin finish Smooth satin brushed steel Manufacture Calibre MT5400 (COSC) Self winding mechanical movement with bidirectional rotor system Beige, domed Steel screw down crown with the TUDOR rose in relief Domed sapphire crystal Waterproof to 100m (330 ft) Steel bracelet with three links and a folding clasp with the TUDOR "T fit" safety catch Download Sizing Guide