GP 4500

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File:GP 4500.jpg
Calibre GP 4500

GP 4500 is a calibre by Girard-Perregaux.

Newly developed, extra-flat self-winding movement by Girard-Perregaux.

Built into the model Vintage 1945 Carrée.

Manufacturer:

Girard-Perregaux

Description:

Self-winding movement, unidirectional winding rotor
Ball bearing in ceramic
190 components
Double intermediate gear
Winding shaft extendible to three positions
Precision regulation

Functions:

Hours, minutes, central seconds or small second at 9 o'clock or 10 o'clock
Date
Hacking seconds

Data:

13¼ lignes
D 30 mm, H 3.95 mm
28 jewels
28,800 A/h
Power reserve > 56h

Production period:

From 2007