The Oyster Perpetual Rolex Deepsea in Oystersteel with a black ceramic bezel and an Oyster bracelet. It features a black dial and large luminescent hour markers. Waterproof to a depth of 12,800 feet (3,900 metres) with a unidirectional 60-minute rotatable bezel, the Rolex Deepsea is amongst the ultra-resistant divers’ watches engineered by Rolex for deep-sea exploration. 

Reference 126660

Model Case

Oyster, 44 mm, Oystersteel

Oyster Architecture

Monobloc middle case, screw-down case back and winding crown. Rolex Ringlock System case architecture with Helium escape valve

Diameter

44 mm

Material

Oystersteel

Bezel

Unidirectional rotatable 60-minute graduated, scratch-resistant Cerachrom insert in ceramic, numerals and graduations coated in platinum

Winding Crown

Screw-down, Triplock triple waterproofness system

Crystal

Domed, 5.5 mm-thick scratch-resistant sapphire

Water Resistance

Waterproof to 3,900 metres / 12,800 feet, helium escape valve

Movement

Perpetual, mechanical, self-winding

Calibre

3235, Manufacture Rolex

Precision

-2/+2 sec/day, after casing

Functions

Centre hour, minute and seconds hands. Instantaneous date with rapid setting. Stop-seconds for precise time setting

Oscillator

Paramagnetic blue Parachrom hairspring. High-performance Paraflex shock absorbers

Winding

Bidirectional self-winding via Perpetual rotor

Power reserve

Approximately 70 hours

Bracelet

Oyster, flat three-piece links

Bracelet Material

Oystersteel

Clasp

Folding Oysterlock safety clasp with Rolex Glidelock extension system. Fliplock extension link

Dial

Black

Details

Highly legible Chromalight display with long-lasting blue luminescence