62,100 CHF
Julien le Roy, Paris, No. 1522, casemaker mark FG, French hallmark for 1740.Very fine and rare small silver grande et petite sonnerie, two-train, quarter repeating coach watch. 64.5 mm o, hinged gilt brass full plate with cylindrical pillars, two-train, fusee and chain, verge escapement, plain steel three-arm balance, continental cock pierced and engraved with geometrical pattern witflower blossoms in each corner, endstone jewel. Striking from a fixed engraved barrel, five-wheel train set on additional bridge mounted under the going train barrel, striking on a bell by two hammers, bate levée type ring mounted to the pillar plate to make room for the cadrature under the dial.Signed on the dial and the movement.Diam. 78 mm. Published in the Sandberg book, page 138-139. Notes Le Roy Julien (1686 - 1759)one of most eminent French horologists contributing immensely to the progress of French and the world's watchmaking in the first half of the 18th century. In 1717 he presented to the Royal Academy of Sciences an equation clock showing true time and position of the sun. In 1739 Le Roy was appointed Clockmaker to the King and had his private quarters in the Louvre Galleries. He reintroduced and considerably improved adjustable potence for the escape wheel, introduced steel end-piece for balance piots to retain oil, and dumb repeating watches. In 1740 he invented the so called 'à bate levee', an arrangement improving the way the repeating work, or cadrature, is housed, and i
Auctioneer:
Antiquorum
Date:
2001-03-31
