C. Two-body, solid, polished, case back secured by 6 screws, ribbed band, rounded bezel, straight lugs with gold screwed bars, sapphire crystal. D. Guilloché silver with painted radial Roman numerals, subsidiary seconds dial, aperture for the date. Blued steel Breguet hands. M. Cal. 516/1, rhodium-plated, fausses cotes decoration, 30 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, 18K gold rotor. Dial, case and movement signed. Diam. 35.5 mm. Thickness 8 mm.
Grading System: AA
USD 4,000 - 6,000
EUR 3,000 - 4,500
CHF 4,200 - 6,200
Sold: USD 5,625
C. Three-body, solid, polished, stepped rounded bezel, reeded band, transparent case back with 6 screws, straight lugs, sapphire crystals. D. Guilloché silver with painted radial Roman numerals and dot minute markers on an off-center plain reserve, secret signature, retrograde seconds sector at 6, 65-hour power-reserve sector at 12. Blued steel Breguet hands. M. Cal. 516 DR 3R, rhodium-plated, fausses côtes decoration, 34 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, micrometer regulator. Dial, case and movement signed. Diam. 40 mm. Thickness 10 mm.
Grading System: AA
USD 8,000 - 10,000
EUR 6,000 - 7,500
CHF 8,500 - 11,000
Sold: USD 9,375
C. Three-body, solid, polished, rounded bezel, reeded band with inset calendar adjusters, straight lugs with screw bars, transparent case back, sapphire crystals. D. Skeletonized with off-center silver ring dial, painted radial Roman numerals for the hours, minutes and concentric upper half retrograde date, silver ring dials for the months at 3 combined with leap year indicator and the days of the week at 9, retrograde 30-seconds graduation at 6, aperture for the tourbillon cage with handengraved steel bridge carrying a blued steel double seconds hand at 6. Blued steel Breguet, arrow and serpentine hands. M. Cal.13''', pink gold plated brass skeletonized and hand engraved, 21 jewels, lateral lever escapement with one-minute tourbillon regulator with polished steel arms, monometallic balance, self-compensating Breguet balance spring. Dial and case signed. Diam. 40 mm. Thickness 10 mm.
Grading System:
USD 95,000 - 125,000
EUR 72,000 - 95,000
CHF 100,000 - 130,000
Sold: USD 116,500
C. Two-body, solid, polished, transparent case back with 6 screws, chronograph push-button at 2, split-seconds function at 4, black diamond-set winding crown, stepped rounded bezel, fluted lugs, sapphire crystals. D. Bicolor matte silver and anthracite, center engine-turned, outer 1/5th seconds divisions, sectors for the retrograde day of the week at 6 and the date at 12, subsidiary dials for the months and the leap year at 9 and the 30-minute register at 3. White gold alpha hands. M. Cal. CLA 96 by Christophe Claret, lateral lever escapement with one-minute flying tourbillon regulator, 3 arm polished steel cage, monometallic balance with timing screws, adjusted to all positions, self-compensating Breguet balance spring, shock absorber. Dial, case and movement signed. Diam. 42 mm. Thickness 17 mm.
Grading System:
USD 200,000 - 300,000
EUR 150,000 - 225,000
CHF 210,000 - 310,000
Sold: USD 212,500