PATEK PHILIPPE REF. 2551, DISCO VOLANTE; 18K YELLOW GOLD
18K yellow gold, self-winding, gentleman’s wristwatch, screwed case-back, horn-shaped lugs, with subsidiary seconds at 6.
Grading System: AAA
HKD 80,000 - 110,000
CHF 5,000 - 7,500
USD 5,100 - 7,650
Brand Patek Philippe, Geneva
Reference 2551
Year Circa 1955
Movement No. 687 457
Calibre 12-600 AT, adjusted to heat, cold, isochronism and 5 positions, 18K yellow gold rotor
Case No. 762 124
Bracelet Brown leather Patek Philippe strap, 18K yellow gold Patek Philippe buckle
Diameter 35.8 mm
Signature Dial, case and movement
Accessories Original fitted box, invoice and certificate by Beyer, Zürich (dated September 10, 1991)
Sold: HKD 106,250
Grading System: AA
CHF 2,000 - 4,000
HKD 16,000 - 32,000
USD 2,000 - 4,000
Brand Doxa
Year Circa 1940
Numbers Case N. 4'367'065
Dimensions 36 mm.
Signature Dial, Case and Movement.
Grading System: 
CHF 8,500 - 12,500
HKD 68,000 - 100,000
USD 8,500 - 12,500
Brand Piguet
Model Disco volante
Bracelet Leather
Numbers Movement N.79111
Caliber 2003
Dimensions 35 mm.
Signature Dial, case and movement.
Grading System: AA
CHF 6,000 - 8,000
HKD 48,000 - 4,000
USD 6,000 - 8,000
Brand Patek Philippe
Reference Ref. 2551
Year Circa 1956
Numbers Movement N. 762'279, Case N. 696'764
Caliber 12-600 AT
Dimensions 36 mm.
Signature Dial, case and movement.
Sold: CHF 7,500
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fluted lugs. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12```600 AT, stamped twice with the seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan- neck micrometer regulator, 18K gold rotor.
Grading System: AA
CHF 10,000 - 15,000
USD 10,000 - 15,000
HKD 80,000 - 120,000
Sold: CHF 12,500
Two-body, solid, polished and brushed, stepped bezel, screwed- down case back, concave lugs. Matte silver with applied white gold faceted baton indexes, subsidiary seconds dial. White gold dauphine hands. Cal. 12-600 AT, stamped with the Geneva Quality Mark, rhodium- plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, selfcompensating free-sprung Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor.
Grading System: AAA
CHF 15,000 - 20,000
USD 15,000 - 20,000
HKD 120,000 - 160,000
Sold: CHF 31,250
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fluted lugs. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12```600 AT, stamped twice with the seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan- neck micrometer regulator, 18K gold rotor.
USD 15,000 - 20,000
HKD 116,000 - 155,000
CHF 14,500 - 19,400
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, concave lugs. Matte silver with applied yellow gold baton indexes, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12```600 AT, stamped twice with the seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight- line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan- neck micrometer regulator, 18K gold rotor.
USD 15,000 - 20,000
HKD 116,000 - 155,000
CHF 14,500 - 19,400
Sold: USD 16,875
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fluted lugs. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12```600 AT, stamped twice with the seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan- neck micrometer regulator, 18K gold rotor.
Grading System: AA
USD 7,000 - 10,000
HKD 54,000 - 78,000
CHF 6,800 - 9,700
Sold: USD 8,750
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fluted lugs. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12'''600 AT, stamped twice with the seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor.
Grading System: AA
CHF 8,000 - 12,000
HKD 66,000 - 100,000
USD 8,500 - 13,000
Sold: CHF 11,250
Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fluted lugs. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. Cal. 12'''600 AT, stamped twice with the seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed.
Grading System: AA
CHF 6,000 - 8,000
HKD 50,000 - 66,000
USD 6,400 - 8,500
Sold: CHF 10,625
C. Two-body, solid, polished and brushed, screweddown case back, stepped concave bezel, recessed winding crown, fluted lugs. D. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. M. Cal. 12???600 AT, stamped twice with the seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. DIAM. 36 mm. THICKNESS 10 mm.
Grading System: AA
CHF 6,000 - 8,000
USD 6,400 - 8,500
HKD 50,000 - 66,000
Sold: CHF 11,250
C. Two-body, solid, polished, fluted lugs, stepped concave bezel, screwed down case back. D. Matte silver with applied pink gold dart indexes and Arabic 12, outer minutes divisions, subsidiary seconds dial. Pink gold dauphine hands. M. Cal. 12???600, stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. diAm. 36 mm. ThiCKNess 11mm
Grading System: AAA
CHF 12,000 - 18,000
USD 13,100 - 19,600
EUR 9,700 - 14,600
Sold: CHF 20,000
C. Two-body, solid, polished and brushed, screw-down case back, stepped concave bezel, recessed winding crown, fl uted lugs. D. Matte silver with applied white gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. White gold dauphine hands. M. Cal. 12'''600 AT, stamped twice with the seal of Geneva Quality Mark, rhodiumplated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, selfcompensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 10 mm.
Grading System:
USD 15,000 - 25,000
EUR 12,000 - 20,000
Sold: USD 26,250
C. Three-body, solid, polished and brushed, round bezel, hooded lugs, recessed winding crown, snap on case back. D. Satinè Silver with applied yellow gold baton indexes, outer minute/seconds divisions. Yellow gold baton hands. M. Cal. 27SC, stamped twice with the seal of Geneva Quality Mark, fausses cotes decoration, rhodium plated, 18 jewels, monometallic balance adjusted to heat , cold, isochronism and 5 positions, self-compensating blued steel Breguet balance spring, shock absorber, swanneck index regulator. Dial, case and movement signed. Diam. 36 mm. Thickness.10 mm.
Grading System: AA
CHF 10,000 - 15,000
USD 11,000 - 16,000
EUR 8,500 - 12,000
C. Two-body, solid, polished and brushed, screwed-down case back, stepped concave bezel, recessed winding crown, fl uted lugs. D. Matte silver with applied yellow gold dart indexes and Arabic 12, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. M. Cal. 12'''600 AT, stamped twice with the seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 10 mm Property of a German Collector
Grading System: AA
CHF 8,000 - 12,000
USD 8,700 - 13,000
EUR 6,500 - 10,000
Sold: CHF 10,625
C. Two-body, solid, polished and brushed, stepped bezel, recessed winding crown, screw-down case back, concave lugs. D. Brushed silver with applied yellow gold faceted baton indexes, outer engraved minute divisions, subsidiary seconds dial. Yellow gold dauphine hands. M. Cal. 12-600 AT, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, selfcompensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 11 mm. Property of a German Collector
Grading System: AA
CHF 9,000 - 13,000
USD 10,000 - 14,000
EUR 7,500 - 11,000
Sold: CHF 11,875
C. Two-body, solid, polished and brushed, screw-down case back, stepped concave bezel, recessed winding crown, fl uted lugs. D. Matte silver with applied yellow gold baton indexes, outer engraved minute divisions, subsidiary seconds dial. Yellow gold baton hands. M. Cal. 12'''600, stamped with the Seal of Geneva Quality Mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight line lever escapement, Gyromax balance adjusted for heat, cold, isochronism and 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 11 mm. Property of a German Collector
Grading System: AA
CHF 10,000 - 15,000
USD 11,000 - 16,000
EUR 8,500 - 12,000
Sold: CHF 16,250
C. Two-body, solid, polished and brushed, stepped bezel, recessed winding crown, screw down case back engraved: Emanuel J. Greenberg from Lenore 1955, concave lugs. D. Champagne with printed radial Roman numerals, subsidiary seconds dial. Yellow gold dauphine hands. M. Cal. 12-600 AT, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating free-sprung Breguet balance spring, swan-neck micrometer regulator, 18K gold rotor. Dial, case and movement signed. Diam. 36 mm. Thickness 10 mm.
Grading System: AA
USD 7,000 - 9,000
EUR 5,500 - 6,800
Sold: USD 8,750
C. Three-body, solid, polished and brushed, round bezel, hooded lugs, snap on case back. D. Satinè Silver with applied yellow gold baton indexes, outer minute/seconds division. Yellow gold baton hands. M. Cal. 27SC, stamped twice with the Geneva Quality Mark, fausses cotes decoration, rhodium plated, 18 jewels, monometallic balance adjusted to heat , cold, isochronism and 5 positions, self-compensating blued Breguet balance spring, shock absorber, swan index regulator. Dial, case and movement signed. Diam. 36 mm. Thickness.10 mm.
Grading System: AA
CHF 5,000 - 6,000
USD 5,500 - 6,500
EUR 4,000 - 5,000