IWC Automatik Cal. 8531

IWC
Automatic
around 1961
18ct-yellow-gold-case
silver-plated dial with hours-indexes
and date-display at 3 o’clock
Dauphin-form-hands
Movement: Automatic Cal. 8531, 21 Jewels
monometallic screw-balance
Breguet-overcoil-balance-spring, precision-adjustment

Diameter of case: approx. 35mm
black Kroko-leather-strap, 18mm