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PARKINSON AND FRODSHAM, NO. 2117, CIRCA 1850, LATER SIGNED URBAN JURGENSENS, SONNER
細節
A VICTORIAN SMALL BRASS-INLAID MAHOGANY TWO DAY MARINE CHRONOMETER
PARKINSON AND FRODSHAM, NO. 2117, CIRCA 1850, LATER SIGNED URBAN JURGENSENS, SONNER
The 75 mm. diameter silvered dial with subsidiary seconds and signed 'PARKINSON & FRODSHAM/Change Alley/London/2117' (now covered with later applied state of wind dial) later signed below 'Cylindrisk Spiral Regulering ..../URBAN JURGENSENS SONNER. NO.44', blued steel hands, movement with single chain fusee, maintaining power, detent escapement, cut bimetallic balance with segmental temperature compensation weights, blued steel helical balance spring, top plate signed 'Parkinson & Frodsham/Change Alley/London'; winding key
The box -- 6¾ in. (17 cm.) high
PARKINSON AND FRODSHAM, NO. 2117, CIRCA 1850, LATER SIGNED URBAN JURGENSENS, SONNER
The 75 mm. diameter silvered dial with subsidiary seconds and signed 'PARKINSON & FRODSHAM/Change Alley/London/2117' (now covered with later applied state of wind dial) later signed below 'Cylindrisk Spiral Regulering ..../URBAN JURGENSENS SONNER. NO.44', blued steel hands, movement with single chain fusee, maintaining power, detent escapement, cut bimetallic balance with segmental temperature compensation weights, blued steel helical balance spring, top plate signed 'Parkinson & Frodsham/Change Alley/London'; winding key
The box -- 6¾ in. (17 cm.) high