Vintage Rolex Porcelain Sign. Add a touch of vintage luxury to your gas station or man cave with this Vintage Rolex Luxury Watches Porcelain Sign. This sign will enhance your living room, man cave, collection, bar, shop, or garage. It is your chance to own a piece of Rolex advertising. 11 3/4″ by 7 3/4″. Vibrant colors and excellent porcelain.