If you don't mind LHD, what about a Fiat Barchetta
www.ebay.co.uk/itm/2000-Fiat-Barchetta-CONVERTIBLE-RIVIERA-LIMITED-EDITION-/221708011106?hash=item339ed3c662
www.ebay.co.uk/itm/2000-Fiat-Barchetta-CONVERTIBLE-RIVIERA-LIMITED-EDITION-/221708011106?hash=item339ed3c662