When the holy water accidentally splashes her opal hair clasp, the stone fades to black, leaving it as “colourless as a ...

During the latest episode of Antiques Roadshow, a Texas native brought a 125-year-old opal ring to be appraised and she was ...

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. After investing tens of thousands of ...

In photos taken of Swift walking outside her N.Y.C. party, she's seen showing what appears to be an opal ring surrounded by a halo of blue gemstones to close friends Miles Teller and his wife ...