Ancient Geek Coin, necklace, Cista Mystica and Entwined SerpentsPergamon in Mysia Greek Coin Silver cistophoric tetradrachm struck 92 88 BC. On one side a serpent emerges from a cista mystica within an ivy wreath. On the other, two serpents entwined around bow and bowcase, with monograms and serpent enteoned thyrsos. Cast into solid sterling silver from a genuine ancient Greek coin. Weighs approximately 1 2 ounce in total. Measures approximately 1. 5" long including bail. Strung on a sterling silver 20" rope chain