Job Description:

• 1) Instructs workers in all operations concerned with assembly of watch movements: Conducts lectures on function of various parts and assemblies, and demonstrates assembly activities, such as overcoiling, putting-in-beat, truing II, poising, colleting, staking, and vibrating.

• 2) Instructs workers in handling of minute parts with loupe, microscope, and tweezers.

• 3) May be designated according to assembly operation taught as Instructor, Hairspring.