The seller told her it was a rough brown diamond. Runsdorf, in disbelief, said she wanted it verified by the Gemological Institute of America. Sure enough, it came back as a certified 65-carat ...

Once rough opal is extracted and processed from ... In the '80s and '90s, gem-quality brown diamonds were worth about $1,500 per carat, but now many sell for up to $10,000 per carat.

Alongside the original documents is a paste replica of the Cullinan in its original rough crystal form and two replica sets of the nine principal diamonds cut from the uncut diamond. The lot is ...

In case you missed it, check out the diamonds in the rough from Thursday and Friday. Logan Brown, OT, Kansas A former five-star prospect out of high school, Brown came to the NFL Combine with just ...

Here are three of those diamonds in the rough from Friday ... to give in to Myles Garrett’s trade request? Orange and Brown Talk (Podcast) Talking Myles Garrett trade developments, and Browns ...