Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: ...

From brilliant blues to fiery reds, discover how nature crafts diamonds in every color, and why some shades are rarer than ...

Ultrasonic devices and commercial jewelry cleaners will remove the oils that the emeralds have been treated with and will cause damage to the gemstones. Always put your jewelry on after you’ve ...

The 158.20-carat rock is one of only five yellow diamonds weighing more than 100 carats ever found at Diavik in its 22-year ...

The Winston Red Diamond, one of the rarest gems in the world, is a stunning 2.33-carat red diamond displayed at the Smithsonian National Museum of Natural History.

The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction ...