Swiss silver keyless lever tourbillon pocket watch Circa 1910
Silver open faced poor man’s tourbillon by Courvoisier Frères – A Swiss silver open faced keyless lever pocket watch with patented one minute tourbillon, a poor man’s tourbillon, circa 1910. Gilded brass movement, inverted calibre, going barrel, straight line lever escapement, bimetallic compensated balance with gold poising screws and…
- Diameter
- 53 mm
- Estimate
- € 1.500 - 3.000
- Price
- € 1.500
- Year sold
- 2020 HK
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