Model case

Crystal

Scratch-resistant sapphire, Cyclops lens (2.5x) over the date

Water-resistance

Waterproof to 100 metres / 330 feet

Model case

Oyster, 29 mm, steel and yellow gold

Bezel

Bidirectional rotatable 60-minute graduated with raised numerals and graduations coated in 18 ct yellow gold

Diameter

29 mm

Winding crown

Screw-down, Twinlock double waterproofness system

Oyster architecture

Monobloc middle case, screw-down case back and winding crown

Material

Yellow Rolesor - combination of 904L steel and 18 ct yellow gold

Movement

Calibre

2235, Manufacture Rolex

Model case

Perpetual, mechanical, self-winding

Winding

Bidirectional self-winding via Perpetual rotor

Precision

Officially certified Swiss chronometer (COSC)

Functions

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

Bracelet

Clasp

Folding Oysterlock safety clasp

Bracelet material

Yellow Rolesor - combination of 904L steel and 18 ct yellow gold

Bracelet

Oyster, flat three-piece links

Dial

Dial

White

Sleek, sporty, distinguished: the Oyster Perpetual Yacht-Master symbolizes the privileged ties between Rolex and the world of sailing that stretch back to the 1950s. It is the only Oyster Professional model offered in three sizes: 40, 35 and 29 mm.