IWC - Porsche Design - Titanium - Ocean 500 International Watch Co., Schaffhausen, Porsche Design, "Ocean 500", case No. 2527429, Ref. 3503. Made circa 1980. Fine, center seconds, self-winding, water-resistant, titanium and
Herando - IWC Porsche Design Ocean 500
Porsche Design, Ocean , Titanium wristwatch with date and bracelet made for Porsche Design Circa 1985 | Fine Watches including Masterworks of Time, Collector's Watches | 2022 | Sotheby's
IWC Porsche Design OCEAN 500 - Titanium & Gold, Full Service by IWC Sheeplings | eBay
International Watch Co. A Titanium Automatic Water Resistant Centre Seconds Calendar Diver's Wristwatch
Porsche Design by IWC Ocean 500 Automatic Black Dial Yellow Gold Titanium Boys | eBay