One-of-a-kind four stone necklace featuring a large dendritic agate doublet, ammonite and green tourmaline, set in sterling silver. 24" sterling chain can be clasped at any length, complete with a lobster clasp and finished with a fourth mini dendritic agate. Full pendant is approximately 3" long. These agates are purchased fair trade directly from a the hands of a small lapidary artisan community in India.