Art glass pendant with fake buying pearl necklace

buying Art glass pendant hanging on a 21 1/4” simulated pearl and crystal necklace. The pendant measure 2 1/2” long and 1 3/4” wide. It has a built in pendant loop on the back. The glass piece does not have a signature on it. Unknown artist. The necklace is made of simulated white pearls measuring 6 mm round and design accents of a dark blue crystal and two yellow gold plated beads spaced every 5 pearl beads all around the necklace. A matching pair of dangle spear rings is included with the purchase of this necklace. The earrings measure 2 1/4” long. The set is preowned and in good condition.