JULES JURGENSEN OPENFACE
POCKET WATCH YELLOW GOLD
Jules Jürgensen, Swiss, No. 12868. Made circa 1872.
Very fine 18K yellow gold keyless pocket watch with
Jûrgensen's patent bow hand setting, patented in 1867.
Accompanied by a copy of the Jurgensen archive in the
amout of CHF 431.85.
Four-body, "bassine", polished, Jürgensen's patented
bow hand setting
White enamel with black radial Roman numerals,
outer minute track. Blued steel Breguet hands.
15 1/2''', 15 jewels, straight-line lever escapement
with elongated fork, cut bimetallic compensation
balance, blued steel Breguet balance spring, large index
regulator with engraved scale on the center bridge.