Chevrolet Corvette 1984 1:43 scale Ex Mag Diecast Model Car This Chevrolet Corvette (1984) (1984) diecast model car is silver & features working wheels. It is made by Ex Mag & is 1:43 scale (approx. 10cm / 3.9in long). This model also comes in its own display case to keep it in perfect dust free condition.