Rolex exclusively produces its own movements, all of which use the classic Swiss lever escapement. The Swiss lever is the industry standard for escapements — often called the heart of a watch — and ...

The lever escapement that has been used in watch movements for about 250 years has changed little. Its greatest weakness is that it needs lubrication to reduce friction. It is the need for oil ...

Since it’s invention by Dutch physicist Christiaan Huygens in 1675, the sprung, pivoted ‘balance wheel’ has reigned supreme and today is an integral part of the Swiss Lever Escapement ...

WELL-known and proven for its reliability, it is little wonder why the Swiss lever escapement is the de facto industry standard for mechanical watches and clocks today. However, as pointed out by the ...

which receives its impulse from a lever and escape wheel on the back of the movement. But unlike the Perpetual, the hand-burnished dial of the Split Escapement has acres of space to place its ...

While it took 250 years to develop the Swiss lever escapement, Girard-Perregaux perfected its Constant Escapement in just 20 years, a testament to its inventive spirit. “Since 1867, the bridges ...