c1920 Gold Filled Agate Cameo Festoon Necklace with Dog Tooth Pearl Drops

c1910 Late Art Nouveau gold filled festoon necklace featuring a carved agate cameo set in a scrollwork frame with dog tooth pearl dangles. The piece is in amazing condition. All original. Clasp works well. The setting with cameo and pearl is just shy of 2" in height. 16.25" in length. Meant to wrap around the neck.