F.P. Journe 1619

Caliber 1619 is a hand-wound grand complication movement developed and manufactured by F.P. Journe. It contains 758 components and 68 jewels, delivering a 40-hour power reserve. The movement powers the Astronomic Souveraine, featuring 18 complications including a tourbillon with remontoir, an annual calendar, and astronomical functions displaying sidereal time, equation of time, moon phase, and zodiac position. Production remains limited to approximately 4-5 pieces annually.