拍品专文
Unlike normal cylinder escapewheels, the teeth on this one lie in the same plane as the rim of the wheel.
细节
GAMMON. A RARE SILVER PAIR CASE POCKETWATCH WITH FLAT CYLINDER ESCAPEWHEEL
signed, Gammon, Birmingham, 1812
the gilt finished movement under dust cover numbered 20, with steel cylinder flat cylinder escapewheel, the white enamel dial with Roman numerals, the inner case with Birmingham hallmarks, movement signed - 55mm. diam.
signed, Gammon, Birmingham, 1812
the gilt finished movement under dust cover numbered 20, with steel cylinder flat cylinder escapewheel, the white enamel dial with Roman numerals, the inner case with Birmingham hallmarks, movement signed - 55mm. diam.