Girard Perregaux Tourbillon Réserve de Marche 9920

Girard-Perregaux Tourbillon Réserve de Marche reference 9920 is a highly refined timepiece showcasing the brand's expertise in haute horlogerie. This model typically features a 39mm case crafted from 18k pink gold, housing the manual-wind Caliber T3P movement. Its sophisticated silvered dial prominently displays a tourbillon at the 6 o'clock position and a power reserve indicator at the top. Collectors value this reference for its rare blend of classical aesthetics and complex mechanical ingenuity.