Vintage Coca Cola enamel porcelain sign, Arabic. Vintage Coca Cola Button enamel porcelain sign, Arabic. Size : 60cm (23.6) condition : please see images. The item “Vintage Coca Cola enamel porcelain sign, Arabic” is in sale since Thursday, July 06, 2017. This item is in the category “Collectibles\Advertising\Soda\Coca-Cola\Signs”. The seller is “liel99″ and is located in Cairo. This item can be shipped worldwide.