IWC Watches on Twitter: "#VintageWednesday with this 3510 Porsche Design Compass watch. It was launched in 1978 and was the first watch IWC did together with Porsche Design. Its green case is
Porsche Design: Neuauflage der Kompassuhr | Watchtime.net
Lot-Art | IWC Porsche Design "BOUSSOLE"Kompass
SOLD! Vintage IWC Porsche Design With Compass - Classic390
SOLD**IWC Porsche Design Vintage Compass Watch ref# 3510 | Safari Military Green | Ultra Rare | - Vintage Rolex & Patek Philippe Nautilus New York Classic Watch