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

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A natural pearl is also called an oriental pearl. This pearl is formed by an oyster, freshwater mussel or other mollusc as a reaction to a tiny...

Recurring at regular intervals. The oscillations of a pendulum or balance are isochronal when their duration is the same regardless of their...