Swiss 18K gold enamel form watch “Boule de Geneve” Circa 1900

“Boule de Geneve” with brooch and diamonds
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A gold and enamel pendant form watch “Boule de Genève” with original brooch and diamond setting, made in Switzerland, circa 1900. This watch has a very rare gold case with matching brooch, is glazed on both sides, enamelled and set with diamonds. The white enamel dial has blue Arabic hour numerals for 1 to 11 o’clock, a red 12 o’clock and gold hands. The movement has a lever escapement of similar quality to the escapements of the Patek, Philippe “Boule de Genève” watches.
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Diameter: 20 mm
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Signed: No name