Stone Circle Studio Earth & Art Gemstone Pendant, Green Adventurine & Rose Quartz, Handmade in the USA Handcrafted gemstone talisman (pendant) with Chinese "i ching" coin Adjustable cord goes from 16" - 32" Each necklace comes on a card identifying the gemstone and listing its main properties Large gemstone approximately 1-3/4" in diameter Because the stones are natural, yours may vary a little from what you see in the picture