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The Encyclopedia of Horology

Clock type · Domestic

Boulle Clocks

Partially verified

Clocks (typically bracket, mantel or longcase) decorated with boulle marquetry — an inlay technique combining brass and tortoiseshell (or later imitative materials) named after the French cabinetmaker André-Charles Boulle — rather than a mechanically distinct type in its own right.

Movement & mechanism

  • Movement construction follows the underlying clock form (commonly French bracket, mantel or occasionally longcase movements) rather than a distinct boulle-specific mechanism
  • Spring-driven with pendulum regulation in the great majority of surviving examples

Identification

  • Brass and tortoiseshell (or, in later or lower-grade work, imitative materials) inlay forming scrolling arabesque patterns across the case
  • 'Première partie' (brass ground, tortoiseshell pattern) and 'contre-partie' (tortoiseshell ground, brass pattern) are the two classic boulle inlay arrangements, sometimes made as a matching pair
  • Condition of the veneer, which is prone to lifting and cracking with age and environmental change, is a major inspection point

Terminology

  • Boulle marquetry — the brass-and-tortoiseshell (or similar) inlay technique named after André-Charles Boulle
  • Première partie / contre-partie — the two complementary inlay arrangements of a matched pair of boulle pieces

Known variations

  • Boulle bracket clocks
  • Boulle mantel clocks
  • Nineteenth-century boulle-revival clocks

Collecting notes

Genuine seventeenth- and eighteenth-century boulle case work is distinguished carefully from the extensive nineteenth-century revival production, which is itself now of collecting interest in its own right; veneer condition and legibility of the pattern strongly affect value.

Photographs

Clock, c. 1695, tortoise shell and brass inlay, gilt bronze, André-Charles Boulle, Cleveland Museum of Art
Clock, c. 1695, tortoise shell and brass inlay, gilt bronze, André-Charles Boulle, Cleveland Museum of Art — André Charles Boulle / Balthazar Martinot, Public domain. Wikimedia Commons file page
Barometer Clock (Boulle) Front
Barometer Clock (Boulle) Front — Michael Bodycomb, CC BY 4.0. Wikimedia Commons file page

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

Sources & references

  1. General decorative arts literature on André-Charles Boulle and the boulle marquetry tradition.

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