Lot 451

Humbert Ramuz & Co., Chaux de Fonds, "By Royal Letters Patent", Case No. 1323, 46 mm, 96 g, circa 1880
A rare hunting case pocket watch with cover winding mechanism
Case: 18k gold. Dial: enamel. Movm.: bridge movement, club-tooth lever escapement, gold screw compensation balance.
Winding the watch through the lid is a mechanism that uses the energy released by closing the front lid – one could call this a very early type of "automatic" winding system.

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