Archive:Chalk Emerald
The Chalk Emerald is a Template:Convert/carat Colombian emerald.
It originally weighed Template:Convert/carat, but was recut and set in a ring, where it is surrounded by sixty pear-shaped diamonds (totalling Template:Convert/carat, by Harry Winston Inc. The ring is housed in the National Gem and Mineral Collection at the Smithsonian Natural History Museum in the United States and was donated to the museum by Mr. and Mrs. O. Roy Chalk in 1972.
