細節
Johan Gottlob Hubner. An interesting pirouette movement in silver hunter case
Signed Johan Gottlob Hubner a Vienne, No. 107. London hallmark 1810
The frosted gilt chain fusee movement with decorative pierced and engraved cock, five armed brass balance, brass pirouette wheel with blued steel hairspring, the white enamel dial with Roman numerals, gold spade hands, sweep centre seconds indicating jumping seconds, in (later) silver hunter case
55 mm.