Dear fellow Patek lovers, With reference to the topic matter, please could anyone let me know what is the correct lift angle for the 5170 & 5270 (as they share the same base movement) ? I’m doing some Timegrapher measurements and it would be great to have...
LIFT ANGLE is the number of degrees of rotation by the balance wheel as it turns while making contact with the fork of the escapement. The movement’s lift angle is represented in degrees (for example: 52°). Here's how to figure out the angle for a movemen...