C. Three-body, polished and brushed, graduated 24-hour bezel, screwed-down case back and protected crown, crystal with cyclops lens. D. Black with luminous baton indexes, outer minute/ seconds track, aperture for the date. Luminous white baton hands, large luminous orange arrow to indicate the diurnal and nocturnal hours on the 24-hour graduated bezel. M. Cal. 1570, rhodium-plated, 26 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 39 mm. Thickness 14 mm. Approx. overall length 195 mm.
Grading System: AA
USD 8,000 - 12,000
EUR 6,300 - 9,500
CHF 9,000 - 13,000
Sold: USD 9,600
C. Three-body, polished and brushed, graduated 24-hour bezel, screwed-down case back and protected crown, crystal with cyclops lens, service bezel. D. Black with luminous baton indexes, outer minute/ seconds track, aperture for the date. Luminous white baton hands, large luminous orange arrow to indicate the diurnal and nocturnal hours on the 24-hour graduated bezel. M. Cal. 1570, rhodium-plated, 26 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber, selfcompensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diam. 39 mm. Thickness 14 mm. Approx. overall length 120 mm.
Grading System: A
USD 10,000 - 15,000
EUR 7,800 - 12,000
CHF 11,000 - 17,000
C. Three-body, polished and brushed, screwed-down case back and crown, inclined bezel, soft iron gilt metal antimagnetic protecting cap forming a Faraday cage. D. Black over soft iron with steel and black baton indexes, outer minute/seconds divisions, ?Milgauss? in red. Tapered steel and black hands, red arrow center seconds hand. M. Cal. 1580, rhodium-plated, 26 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions and temperature, shock absorber, self-compensating free-sprung white metal Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed, case back stamped II.70. Diam. 38 mm. Thickness 13 mm. Approx. overall length 190 mm.
Grading System: AAA
USD 13,000 - 18,000
EUR 10,000 - 14,000
CHF 15,000 - 20,000
Sold: USD 22,200
C. Three-body, polished and brushed, screwed-down case back and winding crown, tachometer graduation on the bezel to 200 units per hour. D. Bicolor black and silver with applied steel and black square indexes and luminous dots, outer red 1/5th seconds track, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers. Luminous steel baton hands. M. Cal. 727, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance adjusted to 3 positions, shock absorber, self-compensating Breguet balance spring, Microstella regulating screws. Dial, case and movement signed. Diam. 37 mm. Thickness 13 mm. Approx. overall length 200 mm.
Grading System: AAA
USD 50,000 - 60,000
EUR 40,000 - 47,000
CHF 55,000 - 67,000
Sold: USD 60,000
C. Three-body, polished and brushed, screweddown case back, buttons and Triplock winding crown, tachometer graduation on the bezel to 200 units per hour. D. Bicolor black and silver with applied steel baton indexes and luminous dots, outer 1/5th seconds track, subsidiary guilloché dials for the seconds, the 12-hour and 30-minute registers. Luminous steel baton hands. M. Cal. 727, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance adjusted to 3 positions, shock absorber, self-compensating Breguet balance spring, Microstella regulating screws. Dial, case and movement signed. Diam. 37 mm. Thickness 13 mm. Approx. overall length 200 mm.
Grading System: AAA
USD 25,000 - 30,000
EUR 20,000 - 25,000
CHF 28,000 - 35,000
Sold: USD 28,800
C. Four-body, "bassine," polished, pink gold hinges and flanges, hinged cuvette. D. White enamel, Roman numerals, outer minute track, outermost 5 minute Arabic numerals, subsidiary seconds. Blued steel Breguet hands. M. 17''', frosted gilt, 17 jewels, wolf's tooth winding, straight-line lever escapement a moustache cut bimetallic balance, blued steel Breguet balance spring, index regulator. Case, dial, cuvette and movement signed. Diam. 51 mm.
Grading System: AA
USD 1,500 - 2,500
EUR 1,200 - 2,000
CHF 1,700 - 2,800
Sold: USD 4,560
C. Four-body, ?demi-bassine,? solid, polished, case back with initials, hinged gold cuvette with manufacturer's dedication. D. White enamel with painted Breguet numerals, outer minute track with 5-minute red Arabic markers, subsidiary seconds dial. Yellow gold Louis IV hands. M. Cal. 21''', rhodium-plated, patented bridge caliber with gold train, 19 jewels, wolf's tooth winding dial, straight-line moustache lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, Patek Philippe patented micrometer cam regulator. Dial, case and movement signed. Diam. 46 mm. Thickness 12 mm.
Grading System: AA
USD 2,500 - 3,500
EUR 2,000 - 2,700
CHF 2,800 - 4,000
Sold: USD 4,560
C. Four-body, ?bassine,? polished, hinged gold cuvette. D. White enamel, Breguet numerals, outer minute track, subsidiary seconds. Gold spade hands. M. Cal. 19''', frosted gilt, 17 jewels, wolf?s tooth winding, straight-line lever escapement a moustache, cut bimetallic compensation balance, blued steel flat balance spring, index regulator. Dial, case and movement signed. Diam. 55 mm.
Grading System: AA
USD 2,500 - 3,500
EUR 2,000 - 2,700
CHF 2,800 - 4,000
Sold: USD 6,600
C. Four-body, "bassine," polished, inset St George?s gold metal to the reserve, hinged gold cuvette signed by maker and "C. Kobell, Horloger, Rome" repeat slide to the band. D. White enamel with Roman numerals, outer minutes, subsidiary seconds. Blued steel spade hands. M. Cal. 19''', rhodium-plated, fausses cotes decoration, 31 jewels, wolf tooth winding wheels, counterpoised straight-line lever escapement, cut bimetallic compensation balance, blued steel Breguet balance spring, index regulator, repeating on gongs. Dial, case, cuvette and movement signed. Diam. 51 mm. Thickness 15 mm. Chain length 36 cm. Chain weight 50.7g.
Grading System: AA
USD 10,000 - 15,000
EUR 7,800 - 12,000
CHF 11,000 - 17,000
Sold: USD 22,800
C. Three-body, polished, hinged back and bezel, repeat slide to the band, reverse engraved with coat of arms. D. Frosted champagne with black enamel Breguet style numerals, outer minute track, subsidiary seconds. Blued steel spade hands. M. Cal. 38 mm (17???), ?Extra,? rhodium-plated with fausses cotes decoration, 31 jewels, 8 adjustments, wolf-tooth winding wheels, straight-line counterpoised lever escapement, cut-bimetallic compensation balance, blued steel Breguet balance spring, index regulator. Movement and case signed, dial signed Tiffany & Co. Diam. 47.5 mm. Thickness 11 mm.
Grading System: AAA
USD 8,000 - 12,000
EUR 6,300 - 9,500
CHF 9,000 - 13,000
Sold: USD 15,600
C. Four-body, "bassine", polished, engine-turned reverse with central decoratively engraved initials ?OB?, hinged gold cuvette. D. White enamel with radial Roman numerals, outer minute track with five-minute Arabic numerals, subsidiary seconds. Gold spade hands. M. 47 mm. (21'''), gilt brass patented bridge caliber, 21 jewels, wolf?s tooth winding, gold wheel train, straight-line moustache lever escapement, cut bimetallic compensation balance with blued steel Breguet balance spring, Wilmot's patented micrometric cam regulator. Dial, case, cuvette and movement signed, cuvette also signed by retailer, dial also signed Olinto Bernardi, Rio De Janeiro. Diam. 54 mm.
Grading System: AA
USD 4,000 - 6,000
EUR 3,100 - 4,700
CHF 4,500 - 6,700
Sold: USD 6,600
C. Three-body, solid, polished, transparent case back with 6 screws, sapphire crystals. D. Dark blue with painted Arabic numerals, outer minute track, subsidiary dials for the seconds and the 45-hour power reserve indication at 9. White gold alpha hands. M. Cal. L 942.1, fausses cotes decoration, 27 jewels including 6 in screw-mounted gold chatons, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, swan neck micrometer regulator, hand-engraved balance bridge, hack mechanism. Dial, case and movement signed. Diam. 36 mm. Thickness 8 mm.
Grading System: AAA
USD 12,000 - 16,000
EUR 9,500 - 12,000
CHF 13,000 - 18,000
Sold: USD 14,400
C. Two-body, solid, polished and brushed, stepped bezel, central lugs, sapphire crystal. D. Champagne with applied yellow gold and black baton indexes. Yellow gold and black baton hands. M. Cal. 16-250, rhodium-plated, fausses cotes decoration, 18 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating flat balance spring. Dial, case and movement signed. Dim. 22 x 31 mm. Thickness 6 mm.
Grading System: A
USD 2,000 - 3,000
EUR 1,600 - 2,300
CHF 2,200 - 3,400
C. Two-body, solid, polished, stepped bezel, screwed-down case back, concave lugs, dust cap. D. Matte silver with applied pink gold round indexes and radial Roman numerals, concentric minute/seconds track. Pink gold baton hands. M. Cal.466, gold-plated, fausses cotes decoration, 18 jewels, straight-line lever escapement, beryllium balance, blued steel Breguet balance spring. Dial, case and movement signed. Diam. 33 mm. Thickness: 9 mm.
Grading System: AA
USD 2,000 - 3,000
EUR 1,600 - 2,300
CHF 2,200 - 3,400
Sold: USD 2,160
C. Two-body, solid, polished and brushed, bark-finished bezel and sides, repeating the bracelet decoration. D. Blue. Yellow gold baton hands. M. Cal. 320, rhodium-plated, fausses cotes decoration, 20 jewels, straight-line lever escapement, Gyromax balance adjusted for heat, cold isochronism and 5 positions, shock absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 18 x 23 mm. Thickness 6 mm. Approx. overall length 175 mm.
Grading System: 
USD 10,000 - 15,000
EUR 7,800 - 12,000
CHF 11,000 - 17,000
Sold: USD 13,200
C. Three-body, polished and brushed, screwed-down case back and crown, fluted yellow gold bezel, sapphire crystal with cyclops lens. D. Champagne with applied yellow gold baton indexes and luminous dots, outer minute/seconds division, aperture for the date. Luminous yellow gold baton hands. M. Cal. 2135, rhodium-plated, oeil-de-perdrix decoration, 29 jewels, straight-line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating free-sprung flat balance spring, hack mechanism. Dial, case and movement signed. Diam. 26 mm. Thickness 11 mm. Approx overall length 175 mm.
Grading System: AA
USD 1,000 - 2,000
EUR 800 - 1,600
CHF 1,100 - 2,200
Sold: USD 2,280
C. Three-body, polished and brushed, screw-down case back and crown, pink gold fluted bezel, sapphire crystal with cyclops lens. D. Black Jubilee set with 10 round diamonds within pink gold cushion-shaped collets, outer minute track, aperture for the date. Pink gold baton hands. M. Cal. 3135, rhodium-plated, oeil-de-perdrix decoration, 31 jewels, straight line lever escapement, monometallic balance adjusted to temperatures and 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring, Microstella regulating screws, hack mechanism. Dial, case and movement signed. Diameter 36 mm. Thickness 12 mm.
Grading System: AAA
USD 4,000 - 6,000
EUR 3,100 - 4,700
CHF 4,500 - 6,700
Sold: USD 6,240
C. Three-body, solid, polished and brushed, flat bezel, concave lugs, snap-on case back. D. Satine silver with applied faceted white gold baton indexes, outer engraved minute division. White gold dauphine hands. M. Cal. 27SC, rhodium plated, 18 jewels, stamped twice with the Seal of Geneva quality mark, fausses cotes decoration, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and to five positions, shock absorber, self-compensating blued steel Breguet balance spring, swan neck regulator. Dial, case and movement signed. Diam. 35 mm. Thickness 10 mm.
Grading System: AA
USD 6,000 - 9,000
EUR 4,700 - 7,000
CHF 6,700 - 10,000
Sold: USD 14,400
C. Two-body, polished and brushed, sapphire crystal. D. Black with applied radial luminous white gold Roman numerals, outer minute track, aperture for the date. Luminous white gold feuille hands. M. Cal. 330/194, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance, shock absorber, self-compensating free-sprung flat balance spring. Dial, case and movement signed. Dim. 39 x 37 mm. Thickness 8 mm. Approx overall length 195 mm.
Grading System: AA
USD 6,000 - 10,000
EUR 4,700 - 7,800
CHF 6,700 - 11,000
Sold: USD 10,200
C. Two-body, solid, polished and brushed, flat yellow gold bezel, sapphire crystal. D. Black with horizontal stripes, applied luminous yellow gold baton indexes, outer minute divisions, aperture for the date. Luminous yellow gold baton hands. M. Cal. 28-255 C, stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 36 jewels, straight-line lever escapement, free-sprung Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating flat balance spring, 21K gold rotor segment. Dial, case and movement signed. Dim. 38 x 42 mm. Thickness 8 mm. Approx. overall length 185 mm.
Grading System: AA
USD 6,000 - 8,000
EUR 4,700 - 6,500
CHF 6,700 - 9,000
Sold: USD 7,200