Seller: aa_and_jewelry (20,477) 99.9%, Location: Green Bay, Wisconsin, Ships to: US, Item: 361788242168 CEI COA. 411-350. B.C. Silver Satyr Coin Of Thasos Trihemiobol from the Greek Island of Thasos. Ring is double sided with the Greek Coin, depicting the Satyr Humor.Cert. has a Very Interesting read on the History of the Coin.Registration #2857. CEI. Colombian Emeralds International. Arthur J. Smith Authenticating Numismatist Guild No. 342. Center is approx. 1/2" round. Size 5.5. Weighs approx. 10.0g. PLEASE VISIT MY STORE FOR MORE INTERESTING ITEMS LIKE COINS, POLITICAL, OLD TOYS, JEWELRY, PLATES, SPORTS AND MUCH MORE.PLEASE ASK ME TO COMBINE.Check out my other items!Be sure to add me to your favorites list!SAFE sp. Condition: Previously owned. Unique and One of a Kind, with Cert. Very nice condition. Size 5.5 and approx. 10.0g. Coin is circa; 411-350 B.C.