68,750 CHF
URBAN JURGENSEN & SONNER BY DEREK PRATT TWIN BARREL TOURBILLON POWER RESERVE YELLOW GOLD Urban Jurgensen & Sonner, Copenhagen by Derek Pratt, No . 19002. Made circa 1980. A fine, large, heavy, exceptional and rare, 18k yellow gold openface pocketwatch with one-minute tourbillon and power reserve. Four-body, polished, glazed back displaying the movement. Silver with black painted roman numerals, outer minute track, power reserve at 12, subsidiary seconds. Blued steel Breguet hands. Rhodium plated, three-quarter plate, twin-barrel winding, bimetallic compensation balance, polished three-arm tourbillon indicating seconds, steel flat balance spring with terminal curve. Notes Dial, case and movement signed. DIAM. 63 mm. THICKNESS 21mm.
Auctioneer:
Antiquorum
Date:
2016-05-15
