Opal and blue topaz. Wow … This is like a present ... GC Images Swift told Sperry in a new video that the pear-shaped ring was worthy of Elizabeth Taylor. keleighteller/Instagram The pop star ...
The shape and surface of the pearl also impacts ... The shinier the pearl, the better. Black opal is one of the rarest gemstones in the world, sought after for its seemingly infinite display ...
Following is a transcript of the video. Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy.