Aston Martin AMR21 2nd Azerbaijan GP 2021 1:18 scale Minichamps Diecast Model Grand Prix Car This Aston Martin AMR21 (2nd Azerbaijan GP 2021 driven by Sebastian Vettel) diecast model grand prix car is green. It is made by Minichamps & is 1:18 scale (approx. 30cm / 11.8in long). limited edition of 702 pieces worldwide.