Heavy Irish gold watch with duplex escapement Circa 1820

Gold open faced gentleman’s pocket watch by Mc. Master
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A heavy 18 carat rose gold Irish gentleman’s precision pocket watch in double case with duplex escapement, circa 1820. Signed fine full plate movement, chain/fusee, three arm steel balance, the engraved balance cock is designed like a wagon wheel. It has six spokes and allows a view of the steel balance wheel with three faceted arms. Protection cap that covers the movement.
Polished 18 carat gold inner and outer case with case maker’s punch mark.
Signed white enamel dial with radial Roman numerals, outer minutes track, subsidiary dial for the seconds, and gilt hands.
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Diameter: 54 mm
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Weight: 151 g
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Signed: Mc. Master Dublin
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The McMaster family of watchmakers was active at 97 Grafton Street in Dublin from around 1820. The company operated as McMaster & Son until the late 19th century.
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Overall very good, with bumps and an almost invisible hairline.
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Reference 0010000