Vintage Ducati Motorcycles Porcelain Sign. Add a touch of vintage luxury to your gas station or man cave with this Vintage Ducati Porcelain Sign. Measuring 12 in size, this green, yellow, and black sign features the Ducati graphic advertising. This sign will enhance your living room, man cave, collection, bar, shop, or garage. It is your chance to own a piece of Ducati advertising. 12 inches in diameter. Vibrant colors and excellent porcelain.