Mechanogeek
True Classic
Not mine, and I would NOT pay $70 for them. But, they were referred to me (jokingly) by a friend:
https://www.amazon.com/cufflinks-cl...36941045&sr=1-1-fkmr0&keywords=fiat+x19+model
https://www.amazon.com/cufflinks-cl...36941045&sr=1-1-fkmr0&keywords=fiat+x19+model