But the gems are almost always asymmetrical and idiosyncratic ... Mr. Jakob, who lives in Karlsruhe, Germany, has bought a blue spinel and garnets in a variety of colors from Mr. Soni.

Large amounts of green, blue, and pink tourmaline ... The occurrence, mining, and distribution of these gem materials are summarized, as are their gemological properties. Lesser amounts of garnet, ...

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

The Mediterranean Blue” is 10.3-carat fancy vivid blue diamond with VS2 clarity that is the highlight of Sotheby's Geneva ...

Birthstone jewelry—whether a topaz bracelet, emerald earrings or opal necklace—is a personal and pretty gift for any woman in ...

In addition to finding Moonstones in blue chests or winning them in the weekly DreamSnap photo contest, players can choose to spend real money on Moonstones in the Premium Shop. Here are all of ...

“The Winston diamonds are unprecedented in their beauty and rarity, and we are thrilled to welcome them as additions to our National Gem Collection. We extend our gratitude to Ronald Winston for ...

Michael Hill recently reported a minor decline in revenue across the first half of the financial year, spurred by sales struggles in New Zealand. Conversely, sales improved in the Australian and ...

Natural blue diamonds are formed when the element boron becomes trapped within the crystal structure during formation, giving these gems their distinctive blue coloration. Blue diamonds remain among ...

Stargazers in North and South America will be able to view a red-colored "blood moon" starting Thursday night in the first total lunar eclipse visible on the continents since 2022.