In 1965, Girard-Perregaux Developed & Manufactured The First High-Frequency Mechanical Movement, with a Balance Making 36,000 Vibrations for Hour. This Girard-Perregaux Gyromatic High Frequency is a Well-Preserved Testimony of one of the Company's Veritable Technical Breakthroughs. This is a Stunning Offering From Girard-Perregoux, Circular Dial Boasts Applied Baton Hour Markers Along With Graceful Baton Hands and A Framed Day/Date Function At 3 O'Clock Which is in Italian! The applied GP Logo is Underwritten with the brand signature and 'Gyromatic' at 12 O'Clock, Whilst 'High Frequency' is at 6 O'Clock. All of the Dial Furniture is in the Pristine Condition and the Cushion Case Shows Only Light Signs of Wear, Nothing Notable for Sure. The Inner Case Back is engraved 'Girard-Perregaux Swis.