1920's Art Deco Sterling Silver Rhinestone deals Emerald Necklace

This is a beautiful 1920's sterling silver rhinestone necklace. It has an oval shaped center clasp adorned with green emerald deals colored stones in the center, marked sterling. Measures 12-1/4" length, 1/4" width. The center clasp 1-5/8" x 2-3/4" (including dangling rhinestone drop). Will need an extension chain to fit comfortably. Please note there is slight wear on rhinestones due to age. Otherwise in great vintage condition.