Catherine, a horologist, or clock expert, is restoring it in the present day.
From the npr.org
The life of a horologist is not all about musing on the passing of time.
From the newsandstar.co.uk
An in-house horologist does watch repairs with free estimates.
From the ocregister.com
Tom, a self-taught horologist, then ran a jewellery shop.
From the guardian.co.uk
Descended from a line of clockmakers, she's a horologist who could recognize the angle of Whitworth screw threads since she was 10.
From the washingtonpost.com
The first practical caged-roller bearing was invented in the mid-1740s by horologist John Harrison for his H3 marine timekeeper.
From the en.wikipedia.org
When in 1930 a curious horologist noticed its dusty old iron framework, he immediately suspected its historical importance.
From the forbes.com
Now he had to improve on the lever escapement, which had been invented in 1754 by the English horologist Thomas Mudge and used in most watches since.
From the economist.com
Skilled ambassadors were sent on missions to court the Liao Dynasty and maintain peace, such as the renowned horologist, engineer, and state minister Su Song.
From the en.wikipedia.org
More examples
Watchmaker: someone who makes or repairs watches
(horology) the art of designing and making clocks
Horology (via Latin horologium from Greek u1F61u03C1u03BFu03BBu03CCu03B3u03B9u03BFu03BD, from u1F65u03C1u03B1 hu1E53ra "hour; time" and -o- interfix and suffix -logy; literally "the study of time") is the art or science of measuring time. Clocks, watches, clockwork, sundials, hourglasses, clepsydras, timers, time recorders, marine chronometers and atomic clocks are all examples of instruments used to measure time...
(horology) The art, science and technology of timekeeping and timekeepers, such as clocks, watches and sundials
(Horological) The art of making a Timepiece.
(Horology) The science of time measurement, including the art of designing and constructing timepieces.
(Horology) Scientific name for watch development and time measurement