In 1975, Girard-Perregaux presented a sporty and original model equipped with an octagonal polished bezel and an integrated bracelet.
Watch:
Case
Case Material: Stainless Steel
Diameter: 42mm
Case-Back: Sapphire Crystal
Dial: Silver with a Clous de Paris pattern
Water Resistance: 100 m
Strap
Strap Material: Steel
Buckle: Steel triple-folding buckle
Movement:
Mechanism: Self-winding mechanical
Frequency: 28,800 vib/h - (4 Hz)
Number of Jewels: 28
Power Reserve: min. 54h
Functions:
Centre seconds, date, hours and minutes
Reference Number: 81010-11-131-11A
