Many cultures have long admired this beautiful stone for its play of ... that Lady Hermione brought out the magic in the stone. The opal would change color depending on her mood.

But when such items that people inherit from loved ones get massive appraisals in terms of monetary value from experts as well, such moments are special and are often featured on "Antiques Roadshow." ...

It's just remarkably beautiful. You can put the thing away for a week, pick it out and look at it, and you can still see things inside it that you've never, ever seen before. Narrator: Opal is ...