Vintage Art Deco Blue Crystal Lavalier Necklace-Era: 1920s 1930s-Designer: Art DecoMeasurements– Length: 16 in.– Width:-Pendant: 1.5 in. x 1 in.Additional Details-Metal Color: Silver-Materials: Open Back Sapphire Blue Crystal-Clasp: Push In CONDITION: Pre-Owned Excellent Vintage Condition