It 's also not a one-off investment -- there can be substantive costs involved in maintaining the car . Auction house Knight Frank 's sold Facel Vegal vintage car on the past decade . Classic cars rose 55 % in value over December 1 . Investing in classic cars bears risks such as maintenance costs and lack of liquidity .
Auction house Knight Frank 's sold Facel Vegal vintage car on the past decade . Classic cars rose 55 % in value over December 1 . Investing in classic cars bears risks such as maintenance costs and lack of liquidity .