Glossary of watchmaking

Oil sink

A cavity in bearings for a drop of oil.

Terms with the same letter

Observatory chronometer Official rating certificate Oignon (watch) Oil sink Oiling Onyx Opale Opaque Organic Orient Ornamental gems Oscillating pinion Oscillating weight (Rotor) Oscillation Oscillator Oval

H H

The science of measuring time.

The art of forming patterns either by hand, using a graver, or by machine such as a rose engine.