Girard-Perregaux 1966 Tourbillon With Gold Bridge

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Technical Specifications

Girard-Perregaux 1966 Tourbillon with gold Bridge (ref. 99535)

Pink gold case

Diameter: 40.00 mm

Antireflective sapphire crystal, case-back fastened with 6 screws

Water resistance: 30 metres (3 ATM)

 

Girard-Perregaux 9610 Mechanical self-winding movement

Calibre: 28.60 mm

Frequency: 21,600 vibrations/hour (3 Hz)

Jewels: 31

Power reserve: minimum 48 hours

Functions: Tourbillon, hours, minutes, small seconds on the Tourbillon

 

Tourbillon cage: 72 components, 0.3 g

One rotation per minute

Upper and lower cages bevelled and polished

Cage balanced with gold adjustment screws

Escapement bridges and pallet bridge bevelled and polished

 

Alligator strap with pin buckle

edition of 50 individually-numbered pieces

 

 

 

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