Datei:E. Delepine No. 1709-1490 Chronometerunruh.jpg

E. Delepine No. 1709-1490 Chronometerunruh.

A fine mid 19th Century French forty hour deck chronometer in a three tier mahogany box. Signed and numbered full plate spotted keywind revered fusee movement, four turned pillars secured by blue steel screws. Harrison's maintaining power with polished steel click and gilt spring, gilt barrel ratchet wheel and click on the spotted barrel bridge. Spotted cock with diamond endstone, two arm compensation balance with two circular weights, small timing screws and timing nuts. Unusual fully adjustable stud for the freesprung steel helical hairspring. Earnshaw spring detent escapement, escape pivots with endstones. The movement secured to the gilt dial plate by three blue steel screws. Engraved signed and numbered silvered brass dial with subsidiaries for seconds and power reserve indication, Roman numerals, blue steel seconds hand, gilt hands. Turned brass bowl, small shutter to the winding hole, screw brass bezel with flat glass. Three tier mahogany box with brass furniture, signed rectangular bone plate, the number on the plate and on the bowl differ from each other and the numbers on the chronometer. Signed E. Delepine - Marina Espanola 1709/1490, Circa 1840, Diameter 63mm - Depth 30 mm.

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