minute wheel
Minute wheel jewels
Minute wheel jewels are flat bearing stones with a cylindrical hole that are used specifically for the upper and lower pivots of the minute wheel in mechanical watch movements. They are usually made of synthetic ruby and ensure precise running and minimal friction.
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Minute wheel jewels
Minute wheel jewels are flat bearing stones with a cylindrical hole that are used specifically for the upper and lower pivots of the minute wheel in mechanical watch movements. They are usually made of synthetic ruby and ensure precise running and minimal friction.
namedrilled jewel
Pivot0.74
outside-Ø3.00
item No.818707430