In-Depth: The IWC Doppelchrono Reference 3711 - Hodinkee
IWC DoppelChronograph Yellow Gold White Dial Split Second Chronograph 42mm 3711 | eBay
IWC | DOPPELCHRONOGRAPH, REF 3711, YELLOW GOLD SPLIT-SECONDS CHRONOGRAPH WRISTWATCH WITH DAY AND DATE CIRCA 1994 | Watches Weekly | Geneva | 2020 | Sotheby's