Vaucher Frères, Movement No. 12961, 70 mm, 318 g, circa 1850
A remarkable large and heavy pocket chronometer with spring detent escapement according to Thomas Earnshaw - with original box Case: silver. Dial: enamel. Movm.: full plate movement, chain/fusee, gold screw chronometer balance, balance stop device.
The design follows Thomas Earnshaw; it is, however, constructed in an extremely uncommon way – the two springs do not sit in a parallel position next to each other as usual, but are each fitted laterally on a 4 mm wide base and intersect halfway en route to the impulse and locking jewels.
Estimate 2,500 - 4,000 €
This is a lot of a former auction!
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