TECHNICAL SPECIFICATIONS

MOVEMENT
The Yacht-Master II is equipped with calibre 4161, a selfwinding mechanical chronograph movement entirely
developed and manufactured by Rolex. Its development includes a patented function and comprises some 360 components.

THE BASICS 
The only chronograph in the world with a mechanical memory, the Yacht-Master II with its bezel acting as a programmable countdown, is an essential tool for skippers to gauge their best course of action.

CASE
Diameter 44 mm

HEIGHT 
13.8.mm

GLASS 
Sapphire

POWER RESERVE
72 HOURS

STRAP
Steel