The Sandberg Watch Collection

Hotel Richemond, Geneva, Mar 31, 2001

LOT 43

Unsigned, Geneva, probably Pierre Simon Gounouilhou, circa 1820.Very fine and extremely rare 18 ct. gold octagonal pearl-set quarter repeating ring watch with special escapement and visible, diamond-set balance.

C. Octagonal top housing the watch, screwed pearl-set bezel, fluted lower part of band, polished sliding panel at the bottom to reveal the winding and setting holes, fluted shank which divides at the ends. D. Octagonal polychrome enamel plate decorated with champlevé laurel branches, in the upper part, an aperture for the balance spinning against a polished steel plate, in the lower part, eccentric white enamel dial with Arabic numerals and outer minute dot divisions. Blued-steel Breguet hands.. 15.05 x 26 mm, brass, rectangular, fixed barrel, virgule escapement, brass escape wheel, plain diamond-set balance with four spiral arms, flat balance spring, quarter repeater mounted on the back plate, activated by a slide at the edge of the ring, striking on a bell mounted over the escape wheel bridge.Dim. Length 32 mm, width 22 mm. Published in the Sandberg book, page 390-391.