Watch Jill Burgum’s appraisal of a pearl & synthetic blue spinel ring, ca. 1900, in North Carolina Museum of Art, Hour 3. Funding for ANTIQUES ROADSHOW is provided by Ancestry and American ...

There’s also a platinum brooch in the form of a beetle, its body glittering with diamonds and its jaws clutching a giant 7-carat blue spinel.

The Hope Spinel will be among the top lots of Bonhams London Fine Jewellery Sale on September 24. The 50.13-carat octagonal step-cut spinel is expected to fetch $240,000 - $310,000.