290,000,000 ITL
John Ellicott, London, circa 1742. Highly important 20 ct. gold pair cased astronomical stop-watch with equation of time, annual calendar with the sign of the zodiac, reputed to be made for the King of Spain in two example only (with the No. 2700), in collaboration with Thomas Mudge wo body outer glazed on both faces, polished. Double body inner, "Bassine" glazed on the back for the subsidiary seconds dial. hite enamel with Roman and Arabic numerals, outer year calendar ring with indication of days and the zodiac signs. Blued steel "poker and beetle" hands. With enamel subsidiary seconds dial on the rear face. Gilt brass dust-cap. inged gilt brass full plate with column pillars, fusee with chain early cylinder escapement with brass escape wheel, plane polished steel three-arm balance with ruby end-stone, blued steel balance spring. Sun and planet equation of time mechanism with maintaining power, driven by the centre wheel. The kidney cam is set on the year calendar wheel and revolves with it. The winding holes are discosed by means of levers driven by the fusee when the watch needs to be wound. Signed on the back plate. In very good condition Diam.: 68 mm Notes Objects of vertue, snuff boxes and watch cases made of gold for the Royal family were exempted of the obligation to be marked. The other watch made on the same plans is illustrated and described by Clutton and Daniels in "Watches" colour plate XVI (G) and fig. 137 A-B-C-D. John Ellicot, London, emminent wa Read more…
Auctioneer:
Antiquorum
Date:
1994-05-21
