Swiss gold and enamel pendant watch with brooch Circa 1900

Small gold and enamel watch with pendant 
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A small Swiss 14 Carat gold and enamel open faced cylinder pendant watch, circa 1900. Keyless gilt bar movement with going barrel, plain cock with polished steel regulator, plain three armed gilt balance with blue steel spiral hairspring, polished steel cylinder and steel escape wheel. Unusual dial of translucent dark blue enamel over an engine turned ground with Arabic numerals in circular cartouches surrounded by gilt decoration and blue steel hands. Blue enamel case back, matching enamel bow shaped brooch set with a diamond.
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Diameter: 25 mm
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Signed: No name