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Important Modern & Vintage Timepieces

Geneva, May 15, 2016

LOT 57

URBAN JURGENSEN & SONNER PERPETUAL CALENDAR YELLOW GOLD Urban Jurgensen & Sonner, Kobenhavn, No. 3001. Made circa 1980 (movement from circa 1910). Very fine, 18K yellow gold, keyless pocket watch with perpetual calendar and phase and age of the moon.

Four-body, bassine, polished, correctors in the band. snap- on gold cuvette. Silver with radial Roman numerals on a silver reserve, engraved center, outer minute divisions, subsidiary dials for the seconds, the date, days of the week and the months with four-year cycle, aperture for the moon phases concentric with seconds, the moon's age at the edge. Gold Breguet hands. 19''', matte gilt, 17 jewels, counterpoised straight-line lever escapement, cut bimetallic compensation balance with temperature and meantime adjustment screws, blued steel Breguet balance spring, index regulator.

CHF 7,000 - 9,000

HKD 56,000 - 72,000 / USD 7,300 - 9,400

Sold: CHF 11,875

Grading System
Grade: AAA


Case: 2-8

Very good

Slightly scratched

Movement: 2*

Very good

Overhaul recommended, at buyer's expense

Dial: 1-01

As new

HANDS Original


Dial, case and movement signed. DIAM. 52 mm. THICKNESS 12mm. This watch is illustrated in The Jurgensen Dynasty by John Knudsen, p. 318 and 319.