Frédéric Louis Favre-Bulle, Locle
250,000 - 350,000 CHF
bidding is closed
- AN EXCEPTIONAL AND RARE YELLOW GOLD POCKET CHRONOMETER SPRING DETENT AND SPHERICAL GOLD BALANCE SPRING, ONE MINUTE TOURBILLON REGULATOR AND THERMOMETER
• gilt three quarter plate movement, the back plate secured by three screws, fusee with maintaining power, 11 jewels, gold wheel train with spring detent escapement, two-arm compensation balance with wedge-shaped weights and timing screws, free-sprung spherical balance spring, one-minute tourbillon with polished steel semi-circular carriage fitted with a platinum weight • gold cuvette with winding hole • white enamel dial, Roman numerals, subsidiary dial for direct-drive seconds, fan-form aperture for Réaumur thermometer scale • engine-turned case with concentric circles to the back
Sabrier, Jean-Claude, Frédéric Houriet, The Father of Swiss Chronometry (2006), p.167.
Almost identical to that made by Frederic Houriet, this is also a very good example of the best pocket chronometers ever produced in Switzerland.