An Art Deco Enamel Vase by Longwy, France. Circa 1920s. A 6-sided lantern form vase with floral decoration, dark blue stripes on the edges in excellent condition. The Longwy pottery, established at the end of the 17th century in a Carmelite convent in North-East France, produced earthenware decorated with enamel. This beautiful example of Art Deco design is in excellent condition. Highly collected.