If it is the most accurate is debatable. According to Francois Paul himself, the Optimum is the most accurate in theory or in a static position, while he claims the Chronometre a Resonance is his most accurate in practical use, because the resonance phenomenon equals out deviation caused by sudden movements by the wrist.
65 F.P. Journe listings are live on the eBay market and 270 collector listings on the WatchProSite marketplace.
