Important Modern & Vintage Timepieces

Hong Kong, Jul 09, 2016

LOT 231

JULES JURGENSEN DETENT POCKET WATCH SILVER Jules Jurgensen silver deck Chronometer Copenhagen Jn. Arnold, London, Invenit et Fecit, No. 35, circa 1800. Very fine and rare silver spring detent pocket chronometer.

HKD 40,000 - 55,000

USD 5,150 - 7,080 / CHF 5,085 - 7,010

Three-body, polished. White enamel, radial Roman numerals, outer minute track, subsidiary seconds. Blued steel "spade" hands. 42 mm. hinged, frosted gilt brass full plate, cylindrical pillars, spring detent escapement with detent set in a slot cut in the back plate, cut bimetallic compensation balance with outer temperature screws and inner mean time nuts, blued steel free-sprung helical balance spring with outer terminal curves, English cock with diamond endstone, the unlocking roller set above the impulse roller.


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Grading System
Grade: AA

Very good

Case: 3-19

Good

Dent(s)

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 2-01

Very good

HANDS Original

Notes

Signed on movement. DIAM. 50 mm. THICKNESS 23 mm.