A beautiful 35mm Jumbo cushion case Girard Perregaux Gyromatic with rare Gp caliber 43 movement keeping time under 2 seconds a day measured on date of shipment with readings in multiple positions. Shipped with a period correct NSA style beads and bark bracelet and a late 1950s New Old Stock 19mm JB Champion Brown African Elephant strap. Watch was fitted with original "spring" signed GP crown that acts as a quickset date change when depressed in. 

1968 Girard Perregaux Gyromatic