Citizen Watch US on Twitter: "Pure metal genius: the 1970 X8 Cosmotron—the world's very first titanium watch. #betterstartsnow #MyCitizen #100YearsofCitizen https://t.co/4y6n4LMuu0" / Twitter
Vintage Citizen X8 Cosmotron Electronic | eBay
Titanium Was for Airplanes Until This Watch Came Along
WTS] Citizen Cosmotron X8 : r/Watchexchange
Citizen X8 Cosmotron Transistorized for $434 for sale from a Trusted Seller on Chrono24