Important Modern & Vintage Timepieces
Geneva, May 15, 2016
LOT 227
URBAN JURGENSEN & SONNER BY DEREK PRATT TWIN BARREL TOURBILLON POWER RESERVE YELLOW GOLD Urban Jurgensen & Sonner, Copenhagen by Derek Pratt, No . 19003. Made circa 1980. A fine, large, heavy, exceptional and rare, 18k yellow gold openface pocketwatch with one-minute tourbillon and power reserve.
CHF 50,000 - 70,000
HKD 400,000 - 560,000 / USD 52,000 - 73,000
Sold: CHF 61,250
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.
| Grading System | |
|---|---|
Grade: |
|
Case: 2-8 |
Very good Slightly scratched |
Movement: 2* |
Very good Overhaul recommended, at buyer's expense |
Dial: 2-01 |
Very good HANDS Original |
