Antique 19th Century Art Nouveau Iridescent Lava Glass Vase Threaded Possibly Loetz. There is a small graze to the base (see the last pics), possibly from manufacturing. Otherwise it is in good vintage condition.They measure approx 19.5cm at the widest point x 12.5cm tall. The item "Antique 19th Century Art Nouveau Iridescent Lava Glass Vase Threaded Poss Loetz" is in sale since Saturday, March 27, 2021. This item is in the category "Pottery, Porcelain & Glass\Glass\Date-Lined Glass\Art Nouveau (c. The seller is "oldninteresting123" and is located in Sutton. This item can be shipped worldwide.