John Ellicott (1706-1772) was an English clockmaker who was born in London and after completing his apprenticeship as a clockmaker, quickly gained a reputation for his technical skill and became well-known for his innovations in the field of horology.

Ellicott's most significant contribution to the field of clockmaking was the invention of the compensated pendulum, a device that uses two pendulums of different lengths to counteract the effects of temperature changes on the accuracy of a clock. This invention was a major improvement over previous pendulum designs and helped to increase the accuracy of timekeeping.

Ellicott was also known for his work as the clockmaker to King George III. He was appointed to this position in 1760 and was responsible for maintaining and repairing the clocks and timepieces used by the royal household. During this time, he also created a number of highly accurate timepieces, including marine more...

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A fine quarter repeating pair case pocketwatch in 18ct gold by…

18th Century Gold Pocketwatch by John Ellicott London

A fine quarter repeating pair case pocketwatch in 18ct gold by John Ellicott London, circa 1750, circular white enamel dial with Roman numerals, blue steel beetle and poker hands, gilt fusee cylinder, pierced and engraved balance cock, silver regulation,…

A Georgian bracket clock, dark mahogany case, the square door…

Georgian Ellicott Bracket Clock

A Georgian bracket clock, dark mahogany case, the square door with a circular glazed aperture covering the plain square silvered brass dial, signed 'Ellicott, London' on dial and repeated on the well-engraved back plate, striking on bell mounted above the…