Got a Barchetta on the packaging - looks period...

ebay link

-http://www.ebay.co.uk/itm/221140726820?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649

few years ago on ebay found some keyhanger, but it was personal sale... on german ebay cost about 2€ or something...

http://www.fiat500ricambi.com/remvoering/Key+rings/SH1014