This ruby and diamond bracelet contains 31 matched Burmese rubies with a total of 60 carats. The bracelet is on display at the Smithsonian Museum of Natural History. Myanmar (formerly Burma) is the major source of rubies and sapphires.
The stunning 167.97-carat Mackay Emerald was mined in Muzo, Colombia. The largest cut emerald in the National Gem Collection, it is set in an Art Deco diamond and platinum necklace designed by Cartier Inc.