IWC Portugieser Chronograph Rattrapante Edition Boutique Munich / Paris
Richard Habring's Personal IWC Portugieser Split-Seconds Chronograph Prototype Ref. 3712 At Phillips Geneva Watch Auction XII: A Unique Piece Of Horological History - Quill & Pad
IWC Rattrapante Chronograph IW3712 | Ref. IW3712 Watches on Chrono24