925 Silver Round Roman Glass Pendant of Israel Jewelry

Beautiful 925 silver roman glass Tear Drop pendant with aqua color .This is  2000 years old roman glass fragment. Included with the jewelry will be a certificate of authenticity stating the following: "This certifies that this piece of hand made jewelry is set with authentic 2,000 year old roman glass manufactured by the ancient Romans in 2 b.c. The glass was found in archeological diggings throughout the Holy Land. It is authentic and is certified as a genuine antique." The diameter is 0.8 inch ,attached with 16.5 inch silver snake chain. The item is packed as a gift in a nice box.