Stone: Original natural turquoise with a sky blue color and clear natural veins (as shown in the pictures). Metal: 925 sterling silver, light craftsmanship, and the ring is light and comfortable to wear. Decoration: Surrounded by small glass/zircon stones to give a harmonious look. Size: 21. For sale to the highest bidder: The ring is clean and the stone is original, guaranteed. The craftsmanship is delicate and the weight is light.