![]() The Blue Heart Diamond was donated by Mrs. Marjorie Merriweather Post in 1964. | ![]() Platinum bracelet with 31 antique-cut Burmese rubies totaling 60 carats. | ![]() The DeYoung pink diamond |
![]() The Chalk Emerald ranks among the world’s finest Colombian emeralds. The 37.8-carat emerald exhibits the prized velvety deep green colour. | ![]() The 98.57-carat Bismarck Sapphire is mounted in a platinum necklace designed by Cartier, set with 312 baguette and round brilliant cut diamonds and accented with 8 square-cut sapphires. | ![]() Ring features an emerald-cut diamond of 5.32cts with a step-cut blue sapphire of 8.12cts. |
![]() Heart-shaped brooch has a 96-carat amethyst surrounded by diamonds. | ![]() The Hall Sapphire Necklace, designed by Harry Winston, Inc., features 36 cushion-cut sapphires from Sri Lanka, totaling 195 carats, set in platinum accented by 435 pear-shaped and round brilliant-cut diamonds, totaling 83.75 carats. | ![]() These two large, pear-shaped diamonds weigh 14.25 and 20.34 carats respectively are set in earrings that belonged to Marie Antoinette, the Queen of France who was guillotined in 1793 during the French Revolution. |
![]() Elbaite candelabra (Tourmaline family) | ![]() Liddicoatite with a zoned green and pink interior from Antsirabe, Madagascar | ![]() Beryl with Quartz - Blue beryl crystal on microcline. |
![]() Pear-cut ametrine from Brazil | ![]() Uncut diamond crystal from Arkansas | ![]() Calcite with Pyrite - From Brush Creek mine, Reynolds County, Missouri. | ![]() The 58.19-carat Maharani Cat’s Eye from Sri Lanka is one of the finest gems of its kind |
![]() Octagonal-cut amethyst | ![]() A round brilliant-cut citrine. | ![]() Clinohumite is a magnesium silicate | ![]() Orthoclase belongs to the feldspar family. |