F.P. Journe Quantième Perpétuel

“Quantième Perpétuel”

The Quantième Perpétuel is F.P. Journe's automatic perpetual calendar, housed in a 40mm round platinum case water-resistant to 30m. Its in-house caliber 1300.3 is a self-winding movement beating at 21,600 vph with a generous 120-hour power reserve, driving an instantaneous date change alongside the…

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