Emerald is a precious gemstone and a variety of the mineral beryl colored green by trace amounts of chromium and sometimes vanadium. The most important factor in choosing an emerald is the color. As a general rule, the more vivid the green, the more valuable the stone.
NOTE: Pictures do not represent the actual size of the gemstones you are viewing. Please reference the size/dimensions listed in the full product description by clicking on a gemstone image.