Vacheron Constantin Traditionnelle Tourbillon Perpetual Calendar (2025)

Cased in platinum in 42mm diameter in a thickness of 11.1mm, sapphire crystals with display caseback, water-resistance to 30mm. The 18k gold dial with hand-guilloché anniverary motif finish, white gold indices, hour and minute hands, 3 sub-dials for the calendar, months at noon, date at 3 o’clock and day of week at 9 o’clock, small round aperture for leap year at 1:30, large aperture at 6 o’clock for tourbillon with Maltese cross cage and seconds on peripheral railway-style track. Powered by calibre 2162 QP/270, automatic tourbillon movement with QP module, peripheral rotor, 324 components, 30 jewels, 32.79mm x 6.5mm thickness, special anniversary ‘côte unique’ finish on bridges, power reserve is 72h.