Accurate Swiss silver Chronometer precision watch Circa 1918
Silver watch with blue sapphire jewels – An extremely accurate, Swiss silver keyless lever Chronometer precision watch with blue sapphire jewels, circa 1918. Guillaume balance, achieved 1st Class Bulletin de Marche from the Observatoire de Genève on February 27, 1919, régleur: H. Lossier. Accompanied by the original Bulletin…
- Diameter
- 63 mm
- Estimate
- € 4.500 - 7.500
- Price
- € 5.800
- Year sold
- 2015 GN
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