4300V, Overseas Ultra-Thin Perpetual Calendar Skeleton, White Gold Octa Calendrier and automatic calibre 28-520 with

and automatic calibre 28-520 with a column wheel and vertical clutch

the first production Perpetual Calendar Split Seconds Chronograph

the ‘Silver Bullet’ is the only to feature sterling silver dial

It features a frosted red gold 44mm case

both of which are included and date to 1959

4300V, Overseas Ultra-Thin Perpetual Calendar Skeleton, White Gold Octa Calendrier and automatic calibre 28-520 withA ref. 4300V 120G B946 Overseas Perpetual Calendar Skeleton, the culmination of VCs integrated bracelet sports watch and ultra thin perpetual calendar history. The Overseas line, born of the legendary 222, has debuted numerous complications over its three generations, but was only first offered as a perpetual calendar in 2020. Vacheron built upon their storied 1980s ref. 43031 Perpetual Calendar, forming a bridge between two highly successful threads