F.P. Journe Chronomètre Optimum

“Chronomètre Optimum”

The Chronomètre Optimum represents F.P. Journe's pursuit of timekeeping perfection, housed in a 40mm platinum case with 30m of water resistance. At its heart is the manual-wind caliber 1510 beating at 21,600 vph with a 70-hour power reserve, distinguished by its EBHP escapement and a precision…

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