France, circa 1890. Extremely rare and important, gilt bronze and black marble, eight day going, hour and half-hour striking mantel regulator with centre seconds and gravity escapement.

C. Black marble, gilt brass mounted, "corniche", glazed on four faces. D. White enamel chapter ring with Roman numerals and outer Arabic minute ring, the escapement exposed at the centre. Blued steel Breguet hands. M. Gilt brass circular, Mouvement de Paris type, the blank by S. Marti & Cie. with going barrel both on the going and the striking trains, rare type of gravity escapement drawn from that presented at the Paris Exhibition in 1855, but with a double escape wheel, counterpoised half second beating pendulum with steel rod, gilt brass and crystal bob and elaborated cross spring suspension. Dim. 44 x 27 x 18 cm.

Jules Laplace, Eleve de 1'Ecole d'Horlogerie de Paris, dated 1896. Very fine eight day going gilt bronze glazed mantel regulator, certainly made as a masterpiece.

C. Rectangular, moulded, glazed on four faces. D. White enamel with Roman numerals and outer Arabic minute ring. M. Gilt brass rectangular with arched top, conical pillars, going barrel, Graham dead-beat escapement, half second beating pendulum with wooden rod and gilt brass bob, spring suspension. Signed on the dial and back plate. Dim. 48 x 26 x 18 cm.

Glaesner a Lions (Lyon), circa 1785. "Les Sciences, les Arts et 1'Astronomie" Rare and very attractive ormolu eight day going, hour and half hour striking clock.

C. Rectangular base on four turned feet and with pearled and interlaced decoration. Surmounted by a globe and flanked by branches of laurel and mistletoe, the movement is supported by a small square fluted column, the various instruments of arts and sciences, lying at the base. D. White enamel with Roman numerals and outer Arabic minute ring. Gilt brass Louis XV hands. M. Brass circular full plate with going barrels both for the going and the striking trains, anchor escapement, short pendulum with silk suspension. Striking on a bell with count wheel on the back plate. Signed on the dial. Dim. 32 x 18 x 10 cm.

Vincent a Paris, circa 1771. Very fine white marble, bronze and ormolu, eight day going, hour and half hour striking clock.

C. White marble base applied with ormolu decoration. A fine oxidised figure of a vestal is lighting the sepulchral oil lamp, on the top of the clock, books and a parchment lying at her feet. D. White enamel with Roman numerals and outer Arabic numerals. Gilt brass Louis XV hands. M. Brass circular with going barrels both on the going and the striking trains, the springs by Busod, dated April 1771, anchor escapement, short pendulum with silk suspension. Striking on a bell with count wheel on the back plate. Signed on the dial and movement. Dim. 45 x 33 x 18 cm.

Robin, Horloger de l'Empereur, Paris, circa 1810. "Amour unissant Heracles a Dejanir" Fine white marble, eight day going, hour and halfhour striking clock.

C. The movement fitted on the rectangular base with four bun feet, the face carved with cherubs playing music; the carved allegorical scene at the top features Heracles, wearing the skin of the Lion of Nemia, and his wife, Dejanir, being drawn together by Cupid. D. White enamel with Roman numerals and outer minute ring. Blued steel Breguet hands with skeletonised tips. M. Brass circular movement de Paris with going barrel both for the going and the striking train, anchor escapement with short pendulum, silk suspension. Striking on a bell with count wheel on the back plate. Signed on the dial. Dim. 46 x 34 x 12 cm.

D'Etour a Paris, circa 1800. Very fine gilt bronze, "rouge grillotte" marble and enamel eight day going, hour and half hour striking skeleton clock.

C. Rectangular "Rouge grillotte" marble base on four gilt bronze feet. Four short white marble columns columns supporting a semi-circular arched frame applied with a blue enamel panel with gold leaf decoration. Signature cartouche flanked by two gilt bronze oak branches, supporting the movement, gilt bronze flowers and eagle at the top. D. White enamel chapter ring with Breguet numerals and blue external decoration matching that of the arch. Gilt brass pierced interlaced hands. M. Brass circular with going barrels both for the going and the striking trains, anchor escapement, "sunburst" pendulum, silk suspension. Striking on a bell with count wheel on the back plate. Signed on a cartouche below the dial. Dim. 40 x 25 x 12 cm.

Bourret a Paris, circa 1790. Very fine white marble, gilt bronze and enamel, moon phase astronomical skeleton clock with centre seconds and double calendar.

C. Rectangular white marble base standing on four engine-turned feet, the front face inlaid with a gilt bronze frieze depicting cherubs at play. Supported by four fluted columns, the semi-circular arched frame is applied with a blue enamel panel decorated with gold stars and further green white and red rosette ornaments. The movement above is flanked by two gilt bronze musician cherubs blowing horns. D. White enamel chapter ring with Arabic numerals, outer calendar ring and inner days of the week. Subsidiary phase of the moon at the top, surmounted by a gilt bronze ribbon knot. Gilt brass pierced and engraved hands. M. Brass, circular, with going barrels both for the going and the striking trains, pin-wheel escapement set on the back plate, beaded gilt bronze, half-second beating pendulum surrounding the movement, with gilt bronze sun-bob and knife edge suspension. Striking on a bell with count wheel on the back plate. Signed on a cartouche below the dial. Dim. 58 x 26 x 12 cm.

Lepaute a Paris, No. 1343, circa 1790. Fine mahogany eight day going, hour and half-hour striking mantel regulator.

C. Rectangular mahogany, plain, glazed on four sides, with moulded base and cornice. D. White enamel with Breguet numerals. Gilt brass pierced and engrave hands. M. Brass circular with cylindrical pillars, going barrels both on the going and the striking trains, dead beat anchor escapement with adjustable pallets, half second beating gridiron pendulum with knife edge suspension. Signed on the dial and back plate. Dim. 46 x 25 x 18 cm.

Dubois & Fils, Swiss, circa 1810. "La Lecture" Fine and rare ormolu, eight day going, hour and quarter striking clock.

C. Oval base on four bun feet and applied with a garland of flowers, the movement is fitted in a bookcase flanked by two seated boys in classical dress, each reading a book, a pair of flower wreaths at the top. D. White enamel with Arabic numerals. Blued steel hands. M. Brass circular, three trains of wheels with going barrels, going train with anchor escapement, plain short pendulum with silk suspension. Striking on two bells independent trains for the hours and the quarters, the Neuchatel type striking work, set on the back plate. Dim. 43 x 30 x 20 cm.

Courvoisier & Comp., Swiss, circa 1810. "Dianne Chasseresse" Fine and rare marble and ormolu, eight day going, hour and quarter striking clock.

C. Rectangular marble base on four engine-turned feet. The movement is fitted in an altar, surmounted by a horn, a quiver and arrows, applied on the front with hunting horns and further hunting trophies, it is flanked by Diana the Huntress on the right, her greyhound on the left. D. White enamel with Breguet numerals. Blued steel "trefle"hands. M. Brass circular, three trains of wheels with going barrels, going train with anchor escapement, plain short pendulum with silk suspension. Striking on two bells independent trains for the hours and the quarters, the Neuchatel type striking work, set on the hack plate. Dim. 42 x 35 x 12 cm.

Mouiet Aline a Paris, circa 1810. "Lorsque l'Enfant parrait" Fine ormolu eight day going, hour and half-hour striking clock.

C. Oval base, standing on six engine-turned feet, the movement is fitted in a rectangular stand applied with figures of Tritons, supporting a baby laying in a basket of roses; it is flanked on the left by a lady in a classic dress, by a fire pot on the right. D. White enamel with Roman numerals. Blued steel Breguet hands. M. Brass circular, Mouvement de Paris type with going barrel both for the going and the striking trains, anchor escapement, short pendulum with silk suspension. Striking on a bell with count wheel on the back plate. Signed on the dial Dim. 38 x 34 x 12 cm.

Attributable to Gabriel Courieult's widow, French, circa 1788. Rare and magnificent, Sevres beau bleu porcelain lyre hour and half hour striking clock with enamel painted dial by Coteau.

C. Made of soft paste porcelain, designed as a lyre, with ormolu mounts, a figure of Apollo on the top, swags of flowers hanging down; laurel leaved running around the edge of the lyre and further swags of flowers on the base. The tiered porcelain base has four bands of engine-turned ormolu mounted around it. The mock nine rod pendulum rod is seen between the upper part of the lyre. D. Enamel chapter ring by Coteau with dates and months, outer superb painted miniatures representing the zodiac signs with delicate and intricate jewelled designs between them. Inner silver engine-turned dial with Roman numerals and outer minute ring. Gilt brass fleurs de lys hands. M. Circular gilt brass full plate with cylindrical pillars, going barrel for both the going and the striking trains, pin-wheel escapement , plain balance with knife edge suspension. Striking on a bell with count wheel on the back plate. Dim. 58 x 26 x 14 cm.

Berthoud & Favre, London, No. 10036, made for the Chinese Market, circa 1800. Fine and unusual gilt bronze, astronomical, centre seconds table timepiece with date, age of the moon and 1/5 second "foudroyante.

C. The movement is supported by a lion, an eagle and foliage on the top, the base designed as a rock, with roots and further vegetation. D. Eccentric white enamel with Roman numerals, outer seconds ring on the bezel's border, subsidiary dials for date, age of the moon and "diablotine " . M. Gilt brass full plate with turned pillars, fusee with chain, cylinder escapement, plain steel three-arm balance, blued steel flat balance spring, gilt brass English cock with ruby end-stone. Signed on the back plate. Dim. 35 x 18 x 10 mm.

Swiss, made in the area of Neuchatel, circa 1790. Fine gilt bronze Grande and Petite Sonnerie striking, quarter repeating Pendule d'Officiers with alarm.

C. Gilt bronze, with paw feet, engine-turned bezel, the pediment with applied foliage decoration, side panels applied with fleurons, folding serpent handle at the top. D. White enamel with Breguet numerals. Blued steel hands. M. Circular gilt brass with cylindrical pillars, fusee with chain, verge escapement, steel three-arm balance, flat balance cock, gilt brass plain continental cock with polished steel end-piece. Quarter striking and repeating on two bells with the striking train fitted on the back plate, cord released for repeating at will; pull wound alarm, striking on a bell, Grande/Petite sonnerie, Strike/Silent lever in the base. Dim. 23.5 x 12.5x 8 cm.

French, circa 1830. Very fine eight day going rose-wood hour and half hour striking, Charles X, Oeil de Boeuf.

C. Octagonal rose-wood with gilt brass bezel and loose-ring pendant, inlaid with lemon-wood foliate decoration. D. Frosted silvered with Roman numerals. Blued steel Breguet hands. M. Gilt brass circular, Mouvement de Paris, going barrel both on the going and the striking trains, anchor escapement, short pendulum with spring suspension. Striking on a bell with count wheel on the back plate. Diam. 40 cm.

French, after Robert-Houdin, circa 1880. Fine and unusual gilt bronze square mystery clock in the Louis XVI style.

C. The gilt bronze frame topped with foliage and ribbon ornaments is supported on a black painted wooden base by a gilt bronze column with acanthus and foliage decoration. D. Square, crystal with bevelled edges, mainted with red Roman numerals and outer minute ring. Gilt brass Breguet hands. M. Gilt brass three-quarter plate with going barrel, concealed in the base, cylinder plateform escapement with plain brass three-arm balance and flat balance spring. The minute hand, fixed on the thin back plaque of glass is driven by meand of a crank gearing through a small eccentric. The hour hand is driven by means of a small motion work. Dim. 35 x 15 cm.

Jaquet-Droz a La Chaux-de-Fonds, circa 1760. Extremely fine and rare, red tortoiseshell veneered and ormolu hour and half-hour striking and hour repeating musical bracket clock.

C. Rectangular, tortoiseshell veneered brass mounted with gilt bronze vine branched applied on the canted corners, and rocaille feet, the pediment with pinecone finials and surmounted by a fine gilt bronze branch of foliage and flowers, the side panel with gilt brass frets, and external bronze handels. D. White enamel with Roman numerals and outer Arabic minute ring. Gilt brass Louis XV hands. The gilt brass dial plate is applied below the dial with gilt bronze scrolling folliage. M. Brass rectangular with cylindrical pillars, fusee with chain, verge escapement, half seconds beating pendulum with silk suspension. Striking train with fusee and chain, the count wheel on the back plate. Striking and repeating on a bell, the pull-cord repeating train with rack and levers on the back plate. Musical movement: Eight tune playing musical train with fusee and chain fly regulator playing each hour on 12 pipes, playing at will by means of a pull cord. A disc on the left side panel allow the tuned to be selected. Signature on the back plate. Dim. 84 x 44 x 26 cm.

Meunier (Claude Francois) le Jeune a Paris, Invenit et Fecit, the case attributable to Jean Joseph de Saint Germain. Fine and important ormolu, Petite Sonnerie, quarter repeating centre seconds transportable clock with special escapement, alarm and double calendar a cercles tournants.

C. Gilt bronze rectangular with arched top and canted corners, surmounted with the double calendar within a vase topped by a pine cone and flanked by four pomegranate finials, back folding handle. D. White enamel by Barbezat (signed on the enamel backing) with Roman numerals, outer Arabic minute and seconds ring, centre gilt brass alarm setting disc. White enamel cercles tournants for dates and clays of the week. Pierced and engraved Louis XV hands and serpent pointer for the calendar. M. Brass rectangular with arched top, turned pillars, going barrel for both the going and the striking train, double wheel Dutertre escapement, brass three-arm balance, flat balance spring, rack and pinion regulator with silver disc, brass continental cock with polished steel end-piece. Quarter striking train with count wheel on the back plate and pull-wound quarter repeating on two bells. Alarm on a bell. Double calendar d cercles tournants, driven by the striking train. Signed on the dial and back plate. Dim. 31 x 15 x 9 cm.

Julien Le Roy de la Societe des Arts, case by Nicolas Lesueur after a drawing from Henry-Camille de Berighen, circa 1734. "Cartel du Point du Jour" Very fine and important ormolu pull quarter repeating wall cartel with special escapement.

C. Chased with rocaille decoration with cherubs on clouds, at the top, the Goddess of the night, holding up a star in her hand. D. White enamel by Nicolas Julien with Roman numerals. Gilt brass hands. M. Brass circular with going barrel, pattes de taupe double lever escapement of Chevalier de Bethune type, as used by Julien Le Roy, short pendulum with silk suspension. Pull quarter repeating on a bell, the repeating work fitted on the back plate. Signed on the dial and back plate. Mainspring signed: "Blakey Oct. 1734". Dim. 50 x 25 mm.

Audemars Piguet Geneve, Quantieme Perpetuel Automatique N° 1, Royal Oak, 1990's. Very fine and rare, self-winding, waterproof to 2 atm., octagonal, skeletonized, 18K yellow gold gentleman's wristwatch with perpetual calendar, phases and age of the moon, 18K yellow gold Royal Oak bracelet and white gold deployant clasp.

C. three body, skeletonized, massive, polished, satine, lapidated octagonal screwed bezel, sapphire crystal back with screws. D. skeletonized + auxiliary dials for the days of the month, of the week, the months and the age of the moon, aperture for the moon phases. "Baton" yellow gold hands. M. gilt brass, skeletonized, "fausses cotes " decoration, 36 jewels, lever escapement, monometallic balance adjusted to heat, cold isochronism and 5 positions, antishock system, self compensating flat balance-spring, 21K engraved gold rotor. Dial, case and movement signed. Diam. 39 mm.