Agate Green Tumble Stone Necklace/Choker.

A chocker or necklace. It can be adjusted 1 3/4 inch This beautiful, translucent deep green stone goes back to the Egyptians. At least 3,000 years ago, they were using agate for seals, rings, and decorating vessels. Agate is named after the Achates River (now called the Dirillo) on the island of Sicily, in the Mediterranean, an ancient source of this gemstone. The art of dyeing it into vibrant colors began with the Romans.