ESCAPEMENT

For movements with a total diameter exceeding 18 mm

  • The thickness of the escape-wheel must not exceed 0.16 mm.
  • The locking-faces of its teeth must be polished.

For movements with a total diameter exceeding 18 mm

  • The thickness of the escape-wheel must not exceed 0.13 mm.
  • The locking-faces of its teeth must be polished.

The angle described by the lever is to be limited by fixed banking-walls to the exclusion of pins or studs.