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SIGNED THOS. BANISTER, LONDON, NO. 1817, CIRCA 1824
細節
Banister. A silver gilt pocket chronometer
Signed Thos. Banister, London, No. 1817, circa 1824
The frosted gilt chain fusee movement jewelled to the third with screwed chatons, bimetallic balance with cylindrical weights, blued steel free sprung hairspring with overcoils and diamond endstone, adjustable spring detent with Earnshaw escapement and jewelled locking stone, the white enamel dial with Roman numerals, large subsidiary seconds and gold spade hands, in contemporary but associated silver gilt openface case with hinged cuvette and contemporary mahogany three-tier observation box, dial signed and numbered, movement signed
61 mm. diam.
Signed Thos. Banister, London, No. 1817, circa 1824
The frosted gilt chain fusee movement jewelled to the third with screwed chatons, bimetallic balance with cylindrical weights, blued steel free sprung hairspring with overcoils and diamond endstone, adjustable spring detent with Earnshaw escapement and jewelled locking stone, the white enamel dial with Roman numerals, large subsidiary seconds and gold spade hands, in contemporary but associated silver gilt openface case with hinged cuvette and contemporary mahogany three-tier observation box, dial signed and numbered, movement signed
61 mm. diam.