Cartier 205 1988- until now worldwide smallest automatic chronograph
1988 exclusively designed for Blancpain, today in several high grade brands
ball-bearing rotor
Triovis micrometer regulator

1990: Cartier 205 Swiss, 37 Jewels; Kif-Ultraflex

Cartier 205 (Frederic Piguet 1185)

Features
automatic chronograph, 30min, 12h, pillar wheel
option: fly-back feature
sub second
date: quickset

Data
11.5''', Dm= 25.6mm, H= 5.55mm
37 jewels
f = 21600 A/h
power reserve 42h

 

 

Some extra parts found inside !!!

The last guy decided it needed these