FAQs, advice and education from from IGI Worldwide
An extremely rare variety of beryl which gets its red color from trace amounts of manganese, the Utah Geological Survey estimated that one crystal of red beryl is found for every 150,000 gem-quality diamonds. In 2006 the Jewelers Association designated red beryl as the world's rarest colored gemstone.
Whether it's imagination, disagreement or politics over rare and expensive objects, or planets aligning poorly - there are a number of gemstones rumored to curse those who own them. Of course, in at least one famous case below, the rumors may have been exaggerated to appeal to a buyer. But whatever the case there's entertainment value in what I'm bringing below.
Just imagine - a humble mapmaker’s son travels the ancient world, discovers fantastic treasures, rescues a damsel and rises to the highest levels of French aristocracy. If you don't know the story, “The French Blue" is a terrific read for true-lovers of diamonds, gemstones, travel, excitement and romance.
Four of the most magnificent diamonds in recent years have come from the same Lucara-owned Karowe Diamond Mine in Botswana in recent years. I thought to assemble a visual feast of delicious rough and how they polished. My sparkling smorgasbord even includes both light and dark meat.
The "disappearing diamond" is a 16.87 carat natural Fancy Vivid Yellow SI1 Radiant shape, coated by carbon nanotube technology which absorbs more than 99.96% of light and is the blackest material in existence.
Rough sellers are partnering with technology providers to facilitate digital-scans, videos and potential polishing plans for rough diamonds to their customers. Originally intended to facilitate pre-selection of choices ahead of traditional tenders, remote-purchasing has now become an option.
Did you know whatever device you're using to read this post - mobile, tablet or desktop - wouldn't exist without lab-grown diamonds? Did you know diamonds are being used for medical imaging, quantum entanglement and (you read it right) teleportation? Read on.
Courtesy of The New Yorker earlier this year, "The Woman Shaking Up The Diamond Industry" is a thoroughly composed, thoughtful and uplifting story of history, intrigue, discovery and achievement - definitely worth an hour of your time.
Did you ever wonder what happened to the incredible Esperanza Diamond? After a charmed journey, but a failed auction, this national treasure is still for sale. Let’s re-visit her unique story and see where things stand today.
The Guinness World Record for most diamonds set in one ring belongs to the IGI-graded Lotus Temple ring created by Mumbai's Lakshikaa Jewels. Enjoy this wonderful video documenting the careful grading of each of its seven components.