Welly 1957 Chevy Corvette Convertible, Red 29393 - 1/24 scale Diecast Model Toy Car 1/24 scale diecast collectible model car. This Chevy Corvette is a 7"L x 3"W x 2.25"H diecast metal car. Free wheel action, and openable doors & hood. Individually packed in a window box. Box measures 9"L x 4.25"W x 4"H.