Nickel free adjustable necklace for formal occasions

$"This is a stunning Art Nouveau Molded Red glass pendant necklace. The chain appears to be gold plated The chain measures 16\" there us about a 1 1/2\" drop. The pendant measures 1 3/4\" X 1\" It is in excellent pre owned antique condition" Glass Molds, Glass Pendant Necklace, Red Glass, Glass Pendant, Glass Pendants, Pendant Necklaces, Necklace Etsy, Art Nouveau, Chain Necklace$