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The Encyclopedia of Horology

Clock type · Specialist

Automaton Clocks

Partially verified

Clocks incorporating moving figures or scenes — striking jacks, processions, animated animals or tableaux — driven from the movement's power source in addition to its timekeeping function, distinct from clocks whose sole added feature is music.

Background

Automaton clocks, which feature animated figures such as bells-striking jacquemarts or cuckoo mechanisms, have been constructed from the 1st century BC through to Victorian times in Europe. These clocks often perform on the hour, half-hour, or quarter-hour, frequently utilizing mechanical figures made from wood or metal to strike bells.

Historically, common figures included Death, Old Father Time, saints, and angels, while later Regency and Victorian versions featured royalty, famous composers, or industrialists. In the modern era, Japanese karakuri-dokei clocks are widespread, and British shopping centers have featured large automaton clocks depicting animals like frogs, ducks, and fish.

Written from the sources listed below; each statement was checked against the cited text.

Recognising one

  • Automaton figures can be recognized as jacquemarts, which are often mounted near the top of a clock or clocktower to strike the hours.
  • Some modern automaton clocks are battery-powered and incorporate musical features alongside moving parts to draw attention.

Where sources differ

  • Period. This guide records: “c. 1500s – present”. Historical records indicate that such clocks were built starting much earlier, from the 1st century BC.

Movement & mechanism

  • A dedicated cam or pin-barrel train, often released only at the hour or on demand, driving levers and linkages to the figures
  • Frequently shares its power source with the striking train, so figures move in time with the hour strike
  • More elaborate examples use multiple cams to choreograph several independent movements in sequence

Identification

  • Visible figures, scenes or jacks (bell-striking figures) linked mechanically to the movement
  • Wear patterns on cams and linkage pivots consistent with regular use are a useful authenticity indicator
  • Often, though not always, of showpiece case quality reflecting their decorative and mechanical status

Terminology

  • Jack (Jack-o'-the-clock) — a figure that strikes a bell to sound the hours
  • Cam (snail) train — the profiled wheel or wheels sequencing an automaton's movements

Known variations

  • Striking-jack automaton clocks
  • Figural/scene automaton clocks
  • Combined musical-automaton clocks

Collecting notes

Fine automaton clocks, particularly French figural examples and Black Forest animated scenes, are collected for mechanical ingenuity and case artistry alike; working condition of the automaton mechanism, not merely the timekeeping movement, is central to value.

Photographs

Automaton clock in Rua de Santa Catarina (Porto)
Automaton clock in Rua de Santa Catarina (Porto) — RUI BITTENCOURT from Curitiba, Brasil, CC BY-SA 2.0. Wikimedia Commons file page
Automaton clock, maker unknown, Germany, c. 1600-1615 - Waddesdon Manor - Buckinghamshire, England - DSC07705
Automaton clock, maker unknown, Germany, c. 1600-1615 - Waddesdon Manor - Buckinghamshire, England - DSC07705 — Daderot, Public domain. Wikimedia Commons file page
Automaton clock in the form of Diana on her chariot, South Germany, probably Augsburg, c. 1610, ebony, gilt bronze, silver, iron, brass - Metropolitan Museum of Art - New York City - DSC07058
Automaton clock in the form of Diana on her chariot, South Germany, probably Augsburg, c. 1610, ebony, gilt bronze, silver, iron, brass - Metropolitan Museum of Art - New York City - DSC07058 — Daderot, Public domain. Wikimedia Commons file page
At Auction: Watchmaking: Important gilded bronze automaton clock from ...
At Auction: Watchmaking: Important gilded bronze automaton clock from ... — invaluable.com, Rights unverified — web image search result, review pending. Web page (invaluable.com)

Photographs are illustrative examples of the type, not necessarily the exact object described. Verify details against the source file page.

Sources & references

  1. Automaton clock, Wikipedia (English), retrieved 2026-10-28 (text CC BY-SA 4.0)
  2. Jacquemart (bellstriker), Wikipedia (English), retrieved 2026-10-28 (text CC BY-SA 4.0)
  3. General literature on automaton and figural clockwork; individual workshop attributions require further research.

Where sources disagree, the disagreement is stated rather than resolved silently.