This 2008 Aston Martin V8 Vantage roadster has 31k miles, and it is said to be one of three North American-market cars finished in Almond Green. It is powered by a 4.3-liter V8 paired with a Sportshift six-speed automated transaxle, and features include black and Absynthe Green leather upholstery, a black convertible soft top, 19" seven-spoke…