Apart from these attributes, it also has many astrological benefits, which is why many people prefer to wear opal stones along with their 1.5 k diamond ring. Below are a few features of the opal gemstones that make it a good choice for jewelry.  
  • Opal gemstones are available in opaque form as well as glassy types. These stones are available in a wide range of colors, the main varieties being water opal, contra luz opal, prase opal, and wax opal.
  • Opal stones are priced according to their quality as well as color. Natural opal gemstones are usually very costly; this is mainly because of the rarity of these beautiful stones. Although synthetically manufactured opal stones are also available in the market, they lack the quality of natural opals.
  • Sometimes, you may also see double opals in jewelry pieces; these are two opal stones combined to give a single larger stone. In such instances, the high-quality skin of opal stones is glued to a low-quality gemstone.