Girard-Perregaux 1966 Perpetual Calendar Watch is the newest member of the brand’s 1966 collection. The watch is housed in 40mm case that’s rendered in either pink or white gold. It features an anti-reflective sapphire crystal over the dial and a sapphire case-back, and is water resistant up to 30 meters. It’s powered by an in-house mechanical self-winding movement - caliber GP033Q0, with 46 hours power reserve showcasing the brand’s exclusive Microvar variable inertia balance. The dial demonstrates a symmetrical layout, which is intended to appeal to classic-style lovers. The watch is mounted on an alligator leather strap, fitted with an ardillon buckle in 18K gold. Limited to 99 pieces only, for each case versions.