Antide Janvier No. 153, circa 1789. Very important month-going mahogany travelling regulator with remontoire and special dead-beat escapement.

C. Solid mahogany, with moulded base and pediment, spring-loaded glazed front door, designed to be easily transported with a recessed folding handle on the top. The movement and the pendulum are mounted on an "L" shaped solid mahogany bracket which can be slid out of the travelling case, its base, set with a pendulum guard and a spirit level, is inlaid with a brass screwed plaque, engraved: "Régulateur No. 153 - Echappenient libre perfectionné". D. White enamel with Roman numerals, outer Arabic minute ring and gold inlaid dots as five minute divisions, signed "Coteau" below "30". Gilt brass fine and elaborate hands and counterpoised blued-steel centre-seconds hand. M. Brass, spring driven, with a double frame, the larger for the extra large going-barrel, surmounted with a shaped lower one for the train of wheels and the delicate spring remontoire, which is controlled by a fly regulator. Set on the back plate of the lower cage, the most unusual escapement, based on the pivoted detent escapement, allowing a dead-seconds beating hand with a half-seconds beating pendulum (a small pivoted and spring loaded lever with jewelled pallet, operates as a pivoted detent acting on the pendulum as it swings in one direction only, the impulse given via a small roller). The nine rod grid-iron, half-seconds beating pendulum with spring blade suspension is supported by a solid brass bracket. Two bolts on either side of the suspension can clamp the top of the pendulum for transport, while the bob is secured by two further pivoting clamps. The movement itself is fixed on the bracket, supported by four turned brass pillars extending from plates let into the mahogany backboard and is secured in position by knurled nuts. Signed on the dial, numbered on the back plate. In very good condition. Dim. 42,5 x 21,5 x 16,5

Janvier, circa 1800. Very fine and rare mahogany, centre-seconds astronomical long case regulator.

C. Elegant, two piece, solid mahogany, the top part glazed on three sides,with delicate mouldings, attributed to Jean-Ferdinand Schwerdfeger (1734-1818). D. Brass dial plate with upper white enamel Roman chapter ring calibrated for 24 hours for mean time hours with the "Mouvement Périodique, Synodique et Journalier de la lune", the centre in dark blue enamel with gilt decoration on the border. Gilt brass sun hand and moon hand with revolving lunar globe on the tip. Lover white enamel dial, signed by Dubuisson (signed on the counterenamel) with Arabic minute and seconds ring, inner Republican calendar indication for 30 days. Gilt brass Breguet minute hand, blued-steel seconds and calendar hands. M. Triangular brass plates, with conical pillars, Huygens type end-less rope main power, inverted Graham dead beat escapement, mahogany seconds beating pendulum with micrometric adjustment and spring blade suspension. Signed on the dial. In very good condition. Dim. 181 x 34 x 21 cm.

Janvier No. 304, dated an 8 (1800). Fine and rare mahogany "pendule d'audience", with thermometer.

C. Rectangular mahogany veneered, with ormolu lions on the base. Gilt brass bezel, rectangular thermometer aperture below the dial. Set on four gilt brass turned feet. D. Silvered chapter ring with Roman numerals and ten minute divisions, subsidiary inner off-set Arabic 10 minute ring. Silvered sector for the Reaumur bimetallic thermometer. Blued-steel hands. M. Circular brass full plate with cylindrical pillars, goingbarrel, anchor escapement, short pendulum with silk suspension. Signed and numbered on the dial, signed and dated on the thermometer. In very good condition. Dim. 30,5 x 17,5 x 15,5 cm.

Janvier, circa 1830. Fine and unusual small mahogany "pendule d' audience".

C. Rectangular mahogany veneered, 'vith inlaid boxwood lines. Gilt brass bezel, set on four gilt brass turned feet. D. White enamel with Roman numerals for the hours and ten minute divisions, inner off set subsidiary Arabic 10 minute chapterring (slightly restored on the edge of the winding hole). Blued-steel Breguet hands. M. Circular brass full plate with cylindrical pillars, goingbarrel, anchor escapement, short pendulum with silk suspension. Signed on the dial. In good condition. Dim. 24 x 14 x 11.

Breguet à Paris, circa 1785. Fine and rare ormolu and white marbie double dial calendar clock.

C. Shaped rectangular marbie base, set on four gilt bronze feet with palmettes and pearl decoration, with applied gilt bronze fleurons and frieze with pearl border, the gilt bronze clock support with matching decoration, the drum supported on a double acanthus scroll flanked by trailing acanthus foliage brackets with pendant pearls and surmounted by a ribbon tie. D. White enamel on the front, by G. IVIerlet, with outer by date ring, inner concentric indication of months, the signs of the Zodiac, the age of the moon and the days of the week with corresponding planetary signs. White enamel on the rear face with reversed Roman numerals and outer Arabic minute ring (slightly restored on the border. Gilt brass Louis XVI hands. M. Brass circular with going barrel, anchor escapement, short pendulum with silk suspension. Signed on the front dial. In good condition. Dim.

Breguet à Paris No. 125, 5/85, completed in May 1785, certainly sold to Son Excellence Monseigneur le Maréchal Duc de Coigny. Very rare and fine 18 ct. gold, early dumb minuterepeating watch.

C. Three body, massive, by Amy Gros (master mark), polished, of the type used by Breguet for his earliest watches, engraved inside the back: " Léguée par testament de S. Ex. Mer. le Maréchal Duc de Coigny, en date du 20 Novembre 1817", and bearing the Paris Hallmarks for 1778. Gilt brass dust cap. D. White enamel with Roman numerals. Gold poker and beetle hands. M. Gilt brass full plate, with cylindrical pillars, fusee with chain, cylinder escapement, plain brass three armed balance, flat balance spring, gilt brass continental cock with diamond end-stone. Repeating on the case by depressing the pendant. The early minuterepeating work is very similar to that used by Breguet for the celebrated watch so called Marie Antoinette. Signed on the dial, dust cap and back plate. In very good condition. Diam. 46 111111.

Breguet No. 215, with the Paris hallmarks for 1789. Very fine and highly unusual, large silver, early " grande and petite sonnerie", quarter-repeating marine clock-watch.

C. Three body, massive, Louis XVI, double backed, polished, by Amy Gros (Master mark). D. White enamel with Roman numerals and subsidiary seconds by Cotteau (signed on the enamel backing). Blued-steel Breguet hands. M. Brass full plate with cylindrical pillars, fusee with chain, Arnold type spring detent escapement with the detent sunk on the back plate, four-arm compensation balance similar to that used by Breguet for his early "montres perpetuelles", freesprung steel helical balance spring. Hour and quarter striking train 'with fixed barrel, "Sonneriesilence" and "grande-petite sonnerie" optional levers on the dial plate, striking and repeating on a bell. Signed e dial and on the dial-plate. In very good condition. Diam. 110 mm.

Breguet No. 246, sold to M. Durbach on 20 Nivôse an V I (1798) for 648 Francs. Rare very early silver "montre de souscription" with an experimental calibre.

C. Three body, "forme collier", with gold rims, by Amy Gros, the blue champleve enamelled monogram "C.D.", on a circular gold plate inlaid on the polished back. D. White enamel with Breguet numerals. Single blued-steel " souscription" hand with tapered point. M. 25"', gilt brass, the earliest type of "souscription" experimental calibre, with central barrel, retained along with the wheels by a single plate. Overhanging ruby cylinder escapement, plain brass three armed balance, blued-steel flat balance spring with bimetallic compensation curb on the regulator. In very good condition. Diam. 62mm.

Breguet No. 381, sold to M. Bergeron on 6 Frimaire an V I I (26 Novembre 1798), for 600 Francs. Rare early silver "montre de souscription".

C. Three body, "forme collier", with gold riras, by Guillaume Mermillot No. 314, the monogram "J. B.", engraved on the engine-turned back. D. White enamel with Breguet numerals and secret signature under "12" (slightly restored on the border and virtually invisible hair lines). Single blued-steel "souscription" hand with tapered point. M. 25"', gilt brass, the earlier type of " souscription" calibre immediately following the experimental model, with central barrel and curved bridges, overhanging ruby cylinder escapement, plain brass three-arm balance, flat balance spring with bimetallic compensation curb on the index regulator. Signed on the dial and movement. In good condition.

Breguet et Fils No. 2158, sold to M. le Comte de Koschouby on 20 March 1809, for 2500 Francs. Very fine 18 ct. gold hunting cased,dumb quarter-repeating watch.

C. Three body, "forme quatre baguettes", by Joly No. 1536, engine-turned with fluted band, a small champleve enamel "C" below an Imperial crown on the cover, esoteric symbols on the back. Gold cuvette secured by a screw. D. Gold engineturned with Roman numerals on a polished chapter ring, small sunk subsidiary offset seconds, double secret signature on either side of "XII". Blued-steel Breguet hands. M. 19"', gilt brass, bar calibre, 12 jewels, overhanging ruby cylinder escapement, plain brass three-arm balance with ""parachute" suspension at the top pivot, flat balance spring. Repeating on the case with a single polished steel hammer, pull-twist piston in the pendant. Signed on the dial and cuvette. In excellent condition. Diam. 50 mm.

Breguet No. 2825, sold to M. Ternaux on 15 October 1816, for 2200 Francs. Fine and rare, small 18 ct. gold, very slim " médaillon simple excentrique" constructed on the principals of the "garde-temps" with calendar, in a Morocco fitted box.

C. Two body, "forme quatre baguettes" by Tavernier No. 3459, engine-turned "à grains d' orge', the back secured by two screws, the band engraved with the inscription: "Agitée au dedans, calme au dehors". D. Eccentric silver engine-turned with Roman numerals and apertures for the slow/fast regulator position indication and the date. Gold Breguet hands. M. 13"', gilt brass, bar calibre, the barrel with female winding square, counterpoised straight line lever escapement with jewelled pallets and long lever, three-arm bimetallic compensation balance with gold timing screws and three weights inset in the rim, " parachute" suspension on both pivots, blued-steel flat balance spring. Regulator index adjusted from the band. In very good condition. Diam. 32 mm.

Breguet et Fils No. 1482, sold to General Labadie on 28 March 1810 for 1800. Extremely rare 18 ct. gold, quarter-repeating watch with Echappement naturel.

C. Contemporary, four body, "forme collier", engine-turned. Hinged gold cuvette. D. White enamel with Breguet numerals and secret signature below "12", (slightly restored on the border beneath the bezel). blued-steel Breguet hands. M. 21"', gilt brass, bar calibre, échappement naturel with unsprung locking, entirely mounted, including the balance, on a small platform almost isolated from the rest of the movement, cut bimetallic three-arm balance with " parachute" suspension on both pivots, balance spring with Breguet terminal curve. Repeating on the case with a single polished steel hammer, pulltwist piston in the pendant. Signed on the dial and cuvette. In good condition. Diam. 56 mm.

Breguet et Fils No. 2686, sold on 14 October 1815 to M. de Montheron, for 2480 Francs. Very fine 18 ct. gold, moon phase astronomical watch "construite sur le principe des gardetemps".

C. Two body, "forme quatre baguettes", the engine-turned back attached by a bayonet fixing. D. Eccentric, silver engine-turned with Roman numerals on a plain reserve,moon phase apertre, the age engraved on the border,small sector for the slow/fast regulator position. Gold Breguet hands. M. 23"', gilt brass, bar calibre, the twin going barrels with female winding squares, counterpoised straight line lever escapement with draw and long lever, two-arm bimetallic compensation balance, the adjustable screws inset in the rim with "parachute" suspension on both pivots, blued-steel flat balance spring with terminal curve. Signed on the dial and movement. In very good condition. Diam. 53 mm.

Breguet No. 1638, sold to Mr. Casavalencia for the Prince of Prussia, on 14 February 1814, for 2200 Francs. Fine and extremely rare 18 ct. gold watch "à secondes d'un coup", with dual calendar, subsidiary seconds and thermometer, with special escapement.

C. Later four body, "forme quatre baguettes", engine-turned with reeded band, Gold cuvette. D. White enamel with Turkish numerals, subsidiary dial for date and the running seconds with outer ring for days of the week, sector for the thermometer. Gold Breguet hands and counterpoised blued-steel centre-seconds. M. 23"', gilt brass, bar calibre with going-barrel, " échappement naturel", bimetallic three-arm compensation balance with parachute suspension on both pivots, balance spring with terminal curve. Visible typical Breguet dead seconds mechanism with boit in the band. Signed on the dial, cuvette and movement. In very good condition. Diam. 60 mm.

Breguet à Paris, circa 1828. Very fine gilt bronze and enamel, moon phase astronomical skeleton clock with double calendar.

C. Rectangular gilt bronze base on four engineturned feet, set with four rectangular columns applied with enamel plaques painted with urns of flowers within a blue frame with gold paillone decoration, supporting a semi-circular arched frame applied with a blue enamel panel decorated with gold stars and false pearls. D. White enamel chapter ring with Roman numerals and, blue border, flanked by a subsidiary dial for the months and the date, moon phase aperture at the top. Blued-steel Breguet hands. M. Brass, circular, with going barrels both for the going and the striking trains, pin-wheel escapement set on the back plate, plain gilt brass five-arm balance, blued-steel conical balance spring. Signed on a cartouche below the dial. In good condition. Dim. 48 x 27,5 x 14 cm.

Breguet No. 4861, Horloge Marine à deux barillets, petit modèle, vendue à S.M. Louis Philippe on 31 October 1839 for 2260 Francs. Rare and unusual "Marine" chronometer of Royal provenance with double gimbals.

C. Double body with visible mortice and tenon joints, a massive brass swan-neck handle with lion paw brackets on the top of the box. Double brass gimbals, the outer with conventional locking, the inner locking lever now lacking. D. Frosted and silvered with small eccentric Roman chapter for hours with outer Arabic minute ring, symmetrical subsidiary seconds below. Blued-steel "spade" hands. M. Brass half plate, spotted finished with two barrels separately wound, the springs signed Vincent and dated 1829, navette-shaped detachable platform escapement with spring detent escapement, bimetallic two-arm balance with poising and timing screws, free-sprung polished helical balance spring with adjustable stud. Signed and numbered on the dial. In very good condition. Dial diam. 90 mm.

Breguet No. 911, sold to the Messageries Impériales on 3 July 1862, for 600 Francs. Fine small deck chronometer with power reserve indication.

C. Three body mahogany deck-watch type box. Brass bowl with screwed bezel. D. Frosted and silvered with Roman numerals, subsidiary seconds and up-and-down scale, marked: Serz'ices maritimes des Messageries Impériales. Silvered " spade" hands. M. Polished brass full plate with cylindrical pillars, fusee and chain, the barrel passing through the back plate, and secured by a bridge, detent escapement, two-arm compensation balance with cylindrical weights and timing screws, free-sprung helical spring with terminal curves. Signed on the dial. In good condition.

Breguet No. 2286, sold to Mlle Noyer on 17 January 1898 for 325 francs. Fine gilt brass quarter-repeating "Petite sonnerie" carriage clock with alarm, in original fitted travelling box.

C. Gilt brass, glazed "corniche". D. White enamel with Roman numerals, outer Arabic minute ring and subsidiary alarum setting dial. Blued " Romaines simples" hands. M. Eight-day double train movement with going barrels. Silvered platform escapement, lateral lever escapement, cut bimetallic balance, blued-steel Breguet balance spring. Striking, repeating and alarm on two gongs, with button on the top, Silence and petite sonnerie selection lever on the base. In very good condition.

Breguet No. 4483, case No. 6255, sold to Monsieur Epichkine on November 16th 1888. Fine 18 ct. pink gold "cabriolet", keyless watch.

C. Four body, massive "pomme et gouges" polished, the central part revolving to be used as a hanter or an open face. Gold cuvette. D. White enamel with Roman numerals, outer Arabic minute ring and sunk subsidiary seconds. Gold " spade" hands. M. 18"', gilt brass, 15 jewels, straight line lever escapement "à moustaches", cut bimetallic balance, Breguet balance spring. Signed and numbered on the dial and inside the cuvette. In very good condition with certificate from Breguet. Diam. 52 nun.

Breguet No. 1908, circa 1870. Fine silver hunting-cased keyless watch with chronograph.

C. Four body, massive, "bassine et filets", polished, the monogram "A.E." engraved on the cover. Silver cuvette. D. White enamel with Roman numerals, outer red Arabic minute and chronograph ring and subsidiary seconds. Bluedsteel Breguet hands. M. 19"', nickel plated, " fausses côtes" decoration, with a gold wheel train, 17 jewels, counterpoised straight line lever escapement, cut bimetallic balance, Breguet balance spring. Chronograph with push piece in the band. Signed on the cuvette.