Thomas Earnshaw (1749 – 1829 )was a British clock and watch maker who was a renowned inventor and craftsman, known for his contributions to the development of the marine chronometer, used for navigation at sea.

Earnshaw is credited with standardizing the design of the marine chronometer, making it a more reliable and accurate instrument for navigation. He also developed a process for hardening the balance springs used in chronometers, which made them more durable and resistant to temperature changes.

In addition to his work on marine chronometers, Earnshaw was also known for his high-quality pocket watches. He was known for his attention to detail and his use of innovative technologies, and his watches were highly sought after by collectors and connoisseurs.

Earnshaw's contributions to the field of horology were widely recognized during his lifetime, and he was awarded several patents for his innovations. Today, he is remembered as one more...

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A Thomas Earnshaw gold and enamel pair case verge watch, gilt…

Thomas Earnshaw Gold and Enamel Verge Watch

A Thomas Earnshaw gold and enamel pair case verge watch, gilt fullplate movement with fusee, engraved and pierced balance bridge cock. Verge escapement. Smooth doric columns. The fullplate signed Thos Earnshaw London, with serial number 3210. The enamel…

A black slate mantle clock, made by Earnshaw, London

Earnshaw London Black Slate Mantle Clock

A black slate mantle clock, made by Earnshaw, London