diamonds

Harvard Magazine, a publication founded by university alumni more than 100 years ago, recently published a piece covering Aether Diamonds, a company founded by 2011 Harvard University graduate Bob Hagemann which uses IGI’s certification services.

The Jwaneng diamond mine has just produced the third-largest gem quality diamond ever found. This post will cover each of the top four diamonds ever unearthed, three of which have been found in Botswana.

Diamond lover Joanna Park-Tonks founded CHELSEA ROCKS to deliver ‘the creme de la creme of laboratory grown diamonds.’ Offered as […]

The start of their spectacular ride actually started 10 months ago, in August 2020. Since then, ALROSA’s steady upwards journey reflects a worldwide return to diamonds and jewelry in all sectors from mining and tenders, to polishing, distribution and sales.

A 6.18 carat loose, round brilliant cut diamond submitted to IGI’s Thailand laboratory for verification purposes was discovered to be laboratory grown, despite the fact that it was accompanied by a natural diamond grading report.

Join IGI North American President Avi Levy and Executive Vice President of SCS Global Services Stanley Mathuram for new information on sustainability certification for natural and lab grown diamonds. Registration link inside.

First things first: A friendly reminder not to expose your gemstone jewelry to mechanical cleaners. Traditional oil treatments can be driven out, dulling transparency or color, and many gems can crack or shatter when exposed to sudden temperature changes or ultrasonic bubble implosions. Use these SEVEN STEPS TO SUCCESS for safe home cleaning.

Gulf News, the most visited news website in the UAE, has published coverage of IGI’s certification of the world’s only […]

From Switzerland to Hong Kong, Christie’s Magnificent Jewels auctions have had a merry month of May, posting record sales of diamonds and iconic jewelry creations, with results from Hong Kong exceeding those of any Christie’s jewelry sale for the past four years.

The Argyle Pink Diamonds Tender has historically showcased the pinnacle of the Argyle Diamond mine’s production. With the mine’s closure last year the final collection to be offered has now been announced and includes the largest Fancy Intense Pink diamond ever offered at the Tender.

Russia has the most diamond resources of any country in the world. The world’s largest miner, ALROSA, has a history of ensuring that those buried treasures create a two-way revenue stream to benefits the indigenous people. Yesterday they raised the bar again.

Under store spotlights one princess can sizzle with electric white scintillation, while a second princess boils with big, colorful flashes. Others fall somewhere between. Why the differences? The secret is revealed within.

The legendary Jwaneng diamond mine, the world’s richest by volume, will have its lifespan extended by 20 years in a joint venture by DeBeers’ and the government of Botswana. The $6 billion expansion will see more than 224 miles of tunnels created underground.

Gem Diamonds is having a merry month of May at their Letšeng mine in the African country of Lesotho. We were excited to hear of the recovery of a beautiful 254 carat white crystal last week, now joined by a 370 carat monster.

LVMH has committed to 100% traceability across their strategic supply chains by 2030. The Group is also making traceability an […]

WIRED, the popular tech-lovers’ magazine which coined the term “crowdsourcing,” just posted a piece about eco friendly products. “The best […]

IGI recently graded this incredible 5.00 carat Fancy Intense Orangy Pink Lab Grown Diamond Cross from FireDiamonds. 5.00 carat Fancy […]

US jewelry sales doubled in March 2021, compared to 2020, and were up 30% compared to 2019. This continues a steady trend which actually began last summer.

Feast your eyes on this 100.94 Carat D Color, Internally Flawless masterpiece. The “Spectacle” diamond has been declared the largest ever polished in Russia and will be sold at the Christie’s Magnificent Jewels auction in Geneva on May 12.

In February we announced results from the inaugural IGI JEWEL Jewelry Design Contest. We have shared the winners and finalists several at a time in prior posts. Now we are pleased to feature all 26 creations together, bringing our coverage of this uplifting event to a close.

“The Perfect Palette,” a trio of fancy vivid colored diamonds sold in separate lots at Christie’s New York Magnificent Jewels auction, amassed a total of $8.4 million, cumulatively, after their gavels had fallen.

The International Organization for Standardization (ISO), the world’s largest developer of voluntary international standards, has certified IGI with the ISO 17025 accreditation for lab-grown diamonds, making IGI’s laboratories the world’s first to hold ISO accreditation for both natural and lab-grown diamonds.

Pantone, the international color authority, previously announced its Colors of the Year. Gemologists from IGI Shanghai have provided images and information celebrating 2021’s vibrant color: Illuminating Yellow.

Natural pink diamonds are extremely rare. When discovered, only one in 10 weighs more than 0.20 carats. This year, as the annual cherry blossom season hits its peak, the 15.81 carat flawless, fancy vivid purple-pink Sakura Diamond will be the star of Christie’s Hong Kong’s Magnificent Jewels sale.