Thuillier à Genève, circa 1770.Fine 20K gold marcassite-set half skeleton watch.

C. Double body, Louis XVI with glazed back, the marcassite-set bezels engraved with formal decoration. D. White enamel with Roman numerals and outer Arabic minute ring. Marcassite-set Louis XVI hands. M. Hinged gilt brass full plate with cylindrical pillars, fusee with chain, verge escapement, plain steel three-arm balance, flat balance spring, the fully skeletonized back plate applied with a fine marcassite-set foliage decoration including a Royal crown.Signed on the dial.Diam. 40 mm.

Jean & Michel Vieusseux, Genève, No. 234,circa 1770.Fine 20K gold and enamel pair-cased, paste-set watch.

C. Double body outer, Louis XVI, with paste-set bezel, the back with the painted enamel portrait of a lady within a paste-set frame and outer paste set foliage decoration. Inner bassine, polished. D. White enamel with Roman numerals and outer Arabic minute ring. Paste-set Louis XV hands. M. Hinged gilt brass full plate with square baluster pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring, gilt brass English style cock with garnet end-stone.Signed on the dial and back plate.Diam. 37 mm.

Louis Duchêne & Compagnie, No. 31375, circa 1790.Fine 20K gold and enamel, pearl-set, quarter repeating watch, in glazed gilt brass protecting case.

C. Double body, Louis XVI with split-pearl set bezel, the enamel back panel painted with a courting couple beneath a canopy, above the inscription:Gage d'Amitié, painted over a blue ground. D. White enamel with Breguet numerals. Gold pierced interlaced hands.M. Hinged gilt brass full plate with conical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring, gilt brass continental cock pierced and engraved with the inscription: D. & Co., polished steel end-piece. Repeating on a bell by depressing the pendant.Signed on the dial, and back plate.Diam. 55 mm.

Morand, Genève, circa 1780.Very fine and extremely rare, varicoloured gold musical watch, carillon on five bells, with automaton scene.

C. Double body, Louis XVI with glazed back, the bezels chased with palm leaf decoration over a matted ground. D. White enamel with Roman numerals and outer Arabic minute ring. Gold "fleurs-de-lys" hands. M. Hinged gilt brass double train full plate, applied over the back plate the fine chased five-coloured gold automaton scene features a harbour, a rocking vessel on the background. Going train with going barrel, virgule escapement, plain brass three-arm balance, flat balance spring, pinned drumusical train with five bells and five hammers, wounded by depressing the pendant and driving the movement of the rocking vessel, by means of a cam and levers.Signed on the dial.Diam. 53 mm.

Geneva, circa 1780.Very fine and rare 20K varicoloured gold ovalsnuffbox with carillon.

C. Three body, oval, with hinged cover and base, entirely decorated with three-coloured gold garlands of flowers and leaves, balustrades and further decoration over hatched ground, the band cover and base with urns of flowers, and symbols of Love and Fidelity. The base, pierced for the sound, discloses the mechanism. M. Gilt brass, shaped, fully skeletonized with fusee and chain, pinned barrel and fly regulator, playing on six bell with six hammers.Dim. 95 x 55 x 40 mm.

Attributable to Jaquet-Droz, Geneva, No. I,circa 1785.Magnificent and exceptional 18K gold and enamel pearl and ruby-set singing bird watch.

C. Double body, Louis XVI, the bezels set with alternated rubies and split-pearls and enamelled with paillonné decoration over a black ground, pendant and bow decorated en suite. The enamel back panel painted in a medallion with an allegorical scene depicting Venus paying tribute to Cupid, outer paillonné floral decoration over a dark blue ground. D. Small eccentric white enamel with Roman numerals and outer minute ring. Gold pierced hands. Polished gold dial plate with split-pearl set border, aplied with high relief enamelled, split-pearl set cornucopia full of flowers chased in high relief. The feather covered automaton bird is perched above thedial on a gold branch chased in high relief and applied on the dial plate. M. Gilt brass full plate withcylindrical pillars, the back plate relieved for the circular bellow. Going train with going barrel and cylinder escapement, steel escape wheel, plain brass three-arm balance, flat balance spring. Singing bird train: Fusee with chain wound by means of a slide in the band, the bird's movements of the beak and tail are driven by means of two cams fitted above the song cams, between the lower wheel and the fuse. The song of the bird is modulated by means of a piston controlled whistle.Serial number scratched on the movementDiam. 62 mm.

Henry Borell, London, produced in Geneva byJaquet-Droz, the mechanism by Jacob Frisard, made for the Chinese Market, circa 1790.Very fine and extremely rare 18K gold and enamel, pearl-set oval singing bird box.

C. Three body, blue flinqué enamelled lid base and side panels with further paillonné decoration and champlevé enamelled borders, the lid with split-pearl set border. Singing bird aperture with split-pearl set bezel. The cover of the box painted with a family taking out their child and dog, for a walk in a park. Singing bird movement: Oval plates with turned pillars, fusee with chain, circular bellow, the bird with moving wings, tail and beak, controlled by a stack of6 cams, inertia wheel regulator. Inner gilt protection grill, pierced and engraved with foliage.Signed on the protection grill.Dim. 90 x 60 x 36 mm.

Jaquet-Droz & Leschot, London, the box by Jean- Georges Rémond, Geneva, produced in Geneva for the English Market, circa 1790.Fine and rare 18K gold and enamel pearl-set singing bird box.

C. Double body, rectangular with canted corners, the enamel lid painted with fountains in a park and set with split-pearls on the border of the singing bird aperture, side and base panels decorated with fruit, flowers, doves and musical trophies, painted over an azure ground, the canted corners and border of the lid with paillonné decoration over a black ground. The cover of the box painted with the Muse of Music, flanked by two cherubs. Singing bird movement: rectangular plates with canted cornrs and turned pillars, fusee with chain, circular bellow, the bird with moving wings, tail and beak, controlled by a stack of6 cams, inertia wheel regulator. Gilt brass engraved grill and outer gilt protection grill, pierced and engraved with foliage.Signed on the protection grill.Dim. 87 x 45 mm.

Philippe Terrot à Genève, No. 6471, circa 1780.Fine 18K gold dumb quarter repeating watch.

C. Double body, Louis XV, polished. D. White enamel with Roman numerals and outer Arabic minutes ring. Gold "poker and beetle" hands. M. Hinged gilt-brass full plate with cylindrical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring, gilt brass continental cock pierced and engraved with the name: M. O. R. I. C. A. N. D with polished-steel end-piece. Repeating on the case by depressing the pendant.Signed on the back plate.Diam. 45 mm.

Philippe Terrot à Genève, No. 54214, circa 1800.Fine silver and underpainted horn, pair cased, centre-seconds watch with double calendar.

C. Double body with polished bezel, horn covered back underpainted with a pastoral scene in a shadow puppet pattern, featuring a dancing maiden and a shepherd playing the flute. Inner double body, Directoire, polished. D. White enamel eccentric with Breguet numerals flanked by a painted barrel of wine on the left, a man drinking on the right, subsidiary dial for dates and days of the week, centre-seconds ring on border of the bezel. Gold "Louis XVI" hands. M. Hinged gilt brass full plate with coical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring, gilt brass continental cock with polished steel end-piece.Signed on the dial and back plate.Diam. 60 mm.

Ph. Terrot à Genève, No. 11585, circa 1800.Very fine and rare 18K gold and enamel, pearl-set watch with matching chatelaine.

C. Double body, Directoire with blue enamelled split-pearl set bezels, the back enamel panel painted with a fine pastoral scene depicting a young loving couple in classical dress with a ship, outer split-pearl inlaid paillonné floral decoration against a blue flinqué ground. Matching chatelaine decorated en suite with a scene matching that of the watch and a smaller one depicting the maiden paying tribute to the altar of Love. D. White enamel with Arabic numerals. Gold pierced hands. M. Hinged glt brass full plate with cylindrical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring. Gilt brass continental cock with polished steel end-piece.Signed on the dial and back plate.Diam. 53 mm.Accompanied by a fitted box.

Ge. Achard Père & Fils, Genève, No. 16261,circa 1800.Very fine and rare 18K gold quarter striking and repeating clock-watch with automaton Jacks.

C. Double body, polished with pierced ribbed band. D. Eccentric white enamel with Breguet numerals. Blued steel "spade" hands with gold tips. Dark blue enamel dial plate with ramolayé laurel branches and above the dial small varicoloured Cupid Jacks striking and repeating hours and quarters on two bells.M. Hinged gilt brass full plate with cylindrical pillars, fusee with chain, cylinder escapement, plain brass three-arm balance, flat balance spring, gilt brass continental cock pierced and engraved with the letters forming the maker's name: A. C. H. A. R. D. - P. & F. Striking on a bell with fixed barrel, the train released by a button on the pendant.Signed on the dial and back plate.Diam. 57 mm.

G. Achard & Fils à Genève, circa 1800.Fine 18K gold and enamel diamond-set watch.

C. Double body Louis XVI with rose-cut diamond set bezels, the back with a fine painted enamel scene of a maiden playing with a child, outer rose-cut diamond set champlevé enamelled floral decoration. D. White enamel with Breguet numerals. Gold pierced hands. M. Hinged gilt brass full plate with cylindrical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring, gilt brass continental cock with polished steel end-piece.Signed on the dial and back plate.Diam. 51 mm.

Attributable to Louis Duchêne & Fils, Geneva,circa 1810.Le ThéatreVery fine and extremely rare 18K gold, musical automaton watch.C Double body, "forme quatre baguettes", polished with fluted band and glazed back. D. Silver engine-turned with Roman numerals on a polished chapter ring. Gold Breguet hands. Exceptional four-coloured gold automaton scene on the reverse, depicting a finely chased theatre stage flanked by two figures beating time. A dancing couple is revolving on the stage, in front of a mirror. M. Two trains inverted gilt brass full plate. Going train with going barrel, cylinder escapement, plain brass three-arbalance, flat balance spring with regulator. Musical train driving the automata, with pinned cylinder and a comb of six pairs of tuned teeth.Diam. 62 mm.

Roux Bordier & Cie., Geneva, circa 1810.Very fine 18K gold and enamel, quarter repeating watch with automaton scene.

C. Double body, Directoire, polished D. Small white enamel with Breguet numerals. Blued steel Breguet hands. Driven by the repeating train, the varicoloured gold automaton scene is applied over a fine Swiss landscape painted on the enamelled dial plate. Below two cherub automaton Jacks strike hours and quarters on two bells, two lumberjacks are sawing a tree-trunk while a third one is pruning a tree and water is flowing from a fountain. M. Hinged gilt brass three-quarter plate with cylindrical pllars, going barrel, virgule escapement, plain brass three-arm balance, blued steel flat balance spring. Repeating by depressing the pendant on two bells sunk into the movement.Signed on the back plate.Diam. 59 mm.

Bordier Frères à Genève, circa 1830.Very fine 18K gold gem-set watch.

C. Double body, fully decorated with a tourmaline set beaded foliage decoration against a matted ground. D. Gold engine-turned with Arabic numerals on small polished cartouches. Blued steel "fancy" hands.M. Hinged gilt brass full plate with cylindrical pillars, fusee with chain, verge escapement, plain brass three-arm balance, flat balance spring. Gilt brass continental cock with polished steel end-piece.Signed on the back plate.Diam. 45 mm.

Piguet & Capt, Geneva, the box by Jean-Georges Rémond, the enamel painted by Jean-Louis Richter, circa 1810.Extremely fine and rare pair of 18K gold and enamel, snuffboxes with automaton scene and a built-in watch.

C. Both rectangular with canted corners, the hinged central enamel panel of the lids respectively painted with scenes depicting children at play, side panels disclosing the watches and the automaton scenes, decorated with the profile figures of Socrate and Minerva (Virtue), painted en grisaille over a scarlet ground on one of the boxes, antique figures over an azure ground on the other, blue flinqué side and base panels and further champlevé enamelled decoration. D. White enamel with Arabic numeals and subsidiary seconds. Blued steel "spade" hands. The blue enamelled dial-plate with champlevé decoration.M. Rectangular, gilt brass full plate, with cylindrical pillars, going barrel, cylinder escapement with plain gilt brass three-arm balance, flat balance spring and steel end-piece. Automaton scenes: identical on both boxes: a painted enamel landscape with an automaton windmill turning in the background; each of the varicoloured gold automaton scenes featuring stonemasons at work. Automata driven by independent trains, by means of cams and levers.Signed on the movements.Dim. 72 x 35 x 13 mm.

Henry Capt, Genève, No. 364, circa 1815.Very fine and rare, 18K gold, quarter repeating musical watch with an automaton scene and subsidiary automaton Jacks.

C. Double body, Empire, polished with ribbed band. Hinged gilt brass cuvette. D. Small eccentric gold engine-turned with Roman numerals on a polished chapter ring. Blued steel "spade" hands. The dial plate with automaton cherub Jacks on each side of the dial, repeating hours and quarters on two bells, the foreground applied with a varicoloured gold chased automaton scene driven by the musical train, featuring a seated lady playing the harp while her music teacher beats time. M. Gilt brass full pate double train movement with cylindrical pillars, fusee with chain, cylinder escapement, plain brass three-arm balance, flat balance spring, small gilt brass English type cock with diamond end-stone, the foot countersunk on an applied gilt brass plate engraved with scrolls of foliage. Repeating on gongs by depressing the pendant. Musical train with pin-barrel and six stacked steel teeth.Signed on the gilt brass dust rim.Diam. 60 mm.

François Nicole, Geneva, circa 1810.Very fine and rare 18K gold and enamel, diamond-set harp with music.

C. Finely painted musical trophies on the back of the enamelled main sound chest, blue flinqué enamelled side panels with white enamel border and centred with finely chased quivers within navette frames, engraved and enamel main post, capped by pearl set decoration, with wire-wound gold strings and diamond set end caps. M. Gilt brass, concealed in the sound chest, playing at will with pinned barrel and seven stacked steel tuned teeth.Signature scratched inside the case.Dim. 74 x 44 mm.

Geneva, attributable to Henry Capt, circa 1815.La Forge de CupidonFine and rare, small 18K gold and enamel, pearl-set musical watch with automaton scene.

C. Three body Empire with ribbed band and split-pearl set bezels, the back of blue flinqué enamel. Hinged gilt brass cuvette. D. Small eccentric gold engine-turned with Roman numerals. Blued steel "spade" hands. The enamel dial plate painted with a Swiss landscape below the dial and applied with a very fine varicoloured gold automaton scene, depicting two cherubs busily working in a forge: one is forging weapons for Venus while another sharps the arrows. M. Gilt brass double train, with going barel, cylinder escapement, plain brass three-arm balance, flat balance spring with regulator. The musical train with pinned drum, six stacked vibrating blades, driving the automata by means of cams and levers.Diam. 42 mm.