How do I wind a crystal regulator?

Use the designated key on the enamel dial to wind the springs gently until resistance is felt, taking care not to over-wind the movement. Ensure you turn the key in the correct direction specified for the particular striking or time train of the clock.

Why do some clocks have mercury pendulums?

Mercurial columns were engineered to compensate for temperature changes, expanding or contracting to keep the clock ticking accurately across different seasons. These visible liquid-filled tubes add an extra layer of mechanical fascination to the interior of the glass case.

What is a four glass clock?

A four glass clock is an alternative term for a crystal regulator, describing the transparent panels on the front, back, and both sides. This construction style maximises light entry and allows the owner to inspect the escapement from multiple angles.

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Antique Crystal Regulator

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An antique crystal regulator brings together heavy bevelled glass and precision movement under the influence of French Second Empire and Belle Epoque design.

Four Glass French Mantle Clock Circa 1900

1900 - 1920

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Four Glass French Mantle Clock Circa 1900

From Frank Craig Antiques

£450

FOR SALE

clocks

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Antique Crystal Regulator

Four Glass French Mantle Clock Circa 1900

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