Vacheron Constantin Overseas perpetual calendar ultra-thin

The Vacheron Constantin Overseas perpetual calendar ultra-thin, reference 4300V/220G-H119, has a 41.5 mm white gold case measuring 8.1 mm thick. The blue lacquered dial has a perpetual calendar by hands, moon phase, day, month and leap-year indications. Hour and minute hands and hour-markers are highlighted with blue SuperLuminova. Self-winding calibre 1120 QP contains 276 parts and 36 jewels. The movement runs at 19,800 vibrations per hour (2.75 Hz), with a power reserve of 40 hours. Rated to 50 metres, the case has a sapphire display back, and the watch carries the Hallmark of Geneva. A white gold bracelet has a triple folding clasp in white gold and the watch has an interchangeable strap system. This limited edition of 200 pieces is engraved and numbered.