Art glass green floral black and clear heart pendant necklace on black cord

This is an art glass heart pendant necklace featuring a green flower design inside clear glass with a black back. There is some goldtone sparkle behind the flower as well. The detachable pendant is on a very lightweight, thin black cord. The cord measures about 17” inches long plus a 1.5” inch extender. The heart pendant is 1 5/8” inches long from top of bail to the point. Unsigned piece. Excellent pre-owned condition.