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The Encyclopedia of Horology

Paris, France · 1817 – 1878

Achille Brocot

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Clock escapements and mass-producible French mantel clock movements

Life & work

Achille Brocot worked within a prominent Paris clockmaking family and became known chiefly for the escapement design that bears his name, the Brocot escapement, a visible pin-pallet dead-beat type escapement mounted so that its operation could be seen through an aperture in the dial, a feature that became widely fashionable in nineteenth-century French mantel clocks (pendules) and remains one of the most recognisable identifying features collectors look for on French clocks of this period.

The Brocot escapement was valued less for extreme precision than for its robustness, ease of manufacture, and ease of servicing, since the visible pallets could be adjusted without full disassembly, qualities well suited to the industrialising French clock trade of the mid-nineteenth century, which was producing decorative mantel clocks in large numbers for a growing bourgeois market across Europe.

Brocot also worked on suspension adjustment systems allowing a clock's rate to be regulated from the dial by turning a small key at the twelve position (the 'Brocot suspension'), another feature commonly found on French clocks of the period and often mistakenly assumed to indicate a Brocot-made movement, when in fact many makers licensed or copied the visible escapement and suspension system, so a Brocot-type escapement alone does not prove Brocot manufacture.

Timeline

Achille Brocot's recorded dates, dated events from this profile and its sources, and dated pieces and sales from the object catalogue. Dates are as each record gives them.

  1. 1817 · Career

    Born

    Profile text · see Sources

  2. c. 1870 · Catalogued piece

    Victorian Marble Egyptian Revival Mantel Clock

    Provenance: Woolley & Wallis

  3. 1878 · Career

    Died

    Profile text · see Sources

  4. Circa 1880 · Catalogued piece

    Antique French Gilt Bronze Clock with Dolphins by Achille Brocot

    Provenance: Sellingantiques

Training, contributions & innovations

  • Developed the widely adopted visible pin-pallet Brocot escapement for French mantel clocks
  • Introduced the dial-adjustable Brocot suspension for pendulum rate regulation
  • Contributed to the industrial-era standardisation of French decorative clock movements

Inventions & patents

  • The Brocot escapement and Brocot suspension are documented nineteenth-century French design innovations; exact original patent numbers are not confirmed across the sources consulted for this entry.

Signatures & markings on surviving work

  • Movements signed 'Brocot' or 'Brocot & Delettrez'; visible escapement often unsigned when licensed by other makers

Collecting significance

A visible Brocot-type escapement seen through a clock's dial aperture is extremely common on nineteenth-century French mantel clocks generally and does not by itself indicate genuine Brocot manufacture, since the design was widely copied; the backplate or movement signature should be checked for attribution.

Firms, key models & movements

Firms

In the object catalogue

3 catalogued objects are recorded under Achille Brocot. Attributions are as given by each source and are not independent authentication.

  • The complete garniture set featuring the central mantel clock and two matching candlesticks.
  • Front view of the Victorian marble Egyptian Revival mantel clock
  • Front three-quarter view of the French gilt bronze mantel clock with dolphin side mounts

Browse all 3 in the object catalogue

Provenance

Where the 3 catalogued pieces by Achille Brocot were recorded, with the collectors, owners and sales their records name.

Provenance map

Each piece is linked to the museum, auction house or dealer whose record it comes from, and to any other house or collection its own provenance names. Select a name to see its pieces.

Museums · 1 piece

Auction houses · 1 piece

Dealers & other listings · 1 piece

Museums Victoria

Museum · 1 piece · Directory entry

  • Japonisme Ormolu GarnitureMantel clock · circa 1880 · Record source

    The record names no sale, lot or earlier owner.

    Open the object record

Auction history

HouseSale & lotObject
Woolley & Wallislot 796Victorian Marble Egyptian Revival Mantel Clock

Each line is copied from the object's source record and is not independently verified. Holders are as recorded when the piece was catalogued: museum objects may not be on display, and sold lots have since changed hands.

Photographs

Sternbrocot
Sternbrocot — The original uploader was WydD at French Wikipedia., CC BY-SA 3.0. Wikimedia Commons file page
EchBrocot
EchBrocot — Sylvian Aubry, CC BY-SA 4.0. Wikimedia Commons file page
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ...
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ...
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ...
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ...
Astronomical Perpetual Calendar Clock, Achille Brocot-J.W. Benson ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
Achille Brocot Frankreich, Werk Nr. 4863, circa 1880 (6).jpg - Watch ...
Achille Brocot Frankreich, Werk Nr. 4863, circa 1880 (6).jpg - Watch ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
ACHILLE BROCOT, PARIS. CIRCA 1880 | French antique clocks, Clock ...
ACHILLE BROCOT, PARIS. CIRCA 1880 | French antique clocks, Clock ... — pinterest.com, Rights unverified — web image search result, review pending. Web page (pinterest.com)
Ormolu and Sevres Porcelain Antique French Clock by Achille Brocot at ...
Ormolu and Sevres Porcelain Antique French Clock by Achille Brocot at ... — 1stdibs.com, Rights unverified — web image search result, review pending. Web page (1stdibs.com)
Proantic: Rare Louis-achille Brocot Clock With Two Wheels Escapement
Proantic: Rare Louis-achille Brocot Clock With Two Wheels Escapement — proantic.com, Rights unverified — web image search result, review pending. Web page (proantic.com)
Antique French Gilt Bronze Clock Dolphins By Achille Brocot
Antique French Gilt Bronze Clock Dolphins By Achille Brocot — sellingantiques.co.uk, Rights unverified — web image search result, review pending. Web page (sellingantiques.co.uk)
Fine Ormolu and Sevres Porcelain Clock by Achille Brocot and Delettrez ...
Fine Ormolu and Sevres Porcelain Clock by Achille Brocot and Delettrez ... — 1stdibs.com, Rights unverified — web image search result, review pending. Web page (1stdibs.com)
A French gilt metal and patinated mantel clock by Achille Brocot, late ...
A French gilt metal and patinated mantel clock by Achille Brocot, late ... — easyliveauction.com, Rights unverified — web image search result, review pending. Web page (easyliveauction.com)
ANTIQUE FRENCH ACHILLE BROCOT 8 DAY BRASS AND PORCELAIN CLOCK SOLD a/f ...
ANTIQUE FRENCH ACHILLE BROCOT 8 DAY BRASS AND PORCELAIN CLOCK SOLD a/f ... — antiquesnavigator.com, Rights unverified — web image search result, review pending. Web page (antiquesnavigator.com)
Achille Brocot Frankreich, Werk Nr. 4863, um 1860 (1).jpg - Watch-Wiki ...
Achille Brocot Frankreich, Werk Nr. 4863, um 1860 (1).jpg - Watch-Wiki ... — watch-wiki.org, Rights unverified — web image search result, review pending. Web page (watch-wiki.org)
Dial of a Louis-Achille Brocot mantel clock displaying a two-wheel escapement
Dial of a Louis-Achille Brocot mantel clock displaying a two-wheel escapement — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Front view of a Louis-Achille Brocot rosewood mantel clock
Front view of a Louis-Achille Brocot rosewood mantel clock — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Three-quarter view of the Louis-Achille Brocot mantel clock
Three-quarter view of the Louis-Achille Brocot mantel clock — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Rear interior of the Louis-Achille Brocot clock showing movement and bell
Rear interior of the Louis-Achille Brocot clock showing movement and bell — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Movement plate and under-dial work of the Louis-Achille Brocot clock
Movement plate and under-dial work of the Louis-Achille Brocot clock — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Rear view of the Louis-Achille Brocot clock case with closed back door
Rear view of the Louis-Achille Brocot clock case with closed back door — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)
Close-up of the two-wheel escapement on the dial of the Louis-Achille Brocot clock
Close-up of the two-wheel escapement on the dial of the Louis-Achille Brocot clock — Kerkhof Antiques / Proantic, Rights pending — permission not yet requested. Web page (www.proantic.com)

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

Sources & references

  1. Britten, F. J., Old Clocks and Watches and Their Makers
  2. Loomes, B., Watchmakers and Clockmakers of the World, Volume 2

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