Swiss gold-plated skeletonized keyless dress watch Circa 1988

Gold-plated watch glazed on both sides 
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A fine Swiss gold-plated skeletonized keyless dress watch, circa 1988. A polished case, glazed on both sides. Brushed gilt dial, annular chapter ring with engraved radial Roman numerals, subsidiary seconds and blued steel Breguet hands. A gilt, hand-engraved, skeletonized movement, wolf’s tooth winding, 17 jewels, cut bimetallic compensation balance, blued steel Breguet balance spring, swan-neck micrometre regulator. Movement signed J.L. St. Imier, 1988.
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Diameter: 49 mm
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Signed: J.L. St. Imier