On October 5 Sotheby's Hong Kong will present the 11.28 carat "Infinite Blue" diamond, with a low pre-sale estimate of $26 million, and high estimate of $37 million. The final carat weight, ending in "8," was deliberately planned, as it's considered highly auspicious in Asian culture.
Lucara Diamond Corp's Karowe mine is having an exceptional August. After extracting a 1,080 carat diamond a few weeks ago, they have reported the discovery of another noteworthy crystal weighing 692.2 carats.
IGI has resumed classes in Istanbul, again providing Middle East residents with training and paths to careers in the diamond, gem, and jewelry industry. Students from Turkey, Syria, and Iran attended the first classes to recommence last month.
Some of IGI's newest graduates were honored with a diploma ceremony in the evocative, historically significant lecture hall of Sapienza University in Rome. Timed to follow a major international gemological conference at the same site, the ceremony united over 30 IGI students and instructors from various parts of Italy.
Only about 1 in 10,000 natural gem quality diamonds is fancy colored. Within that small percentage, some colors are more common than others, making certain of the colors extraordinarily rare. So, what causes us to see these various colors, and why are some so rare?
Mother Nature continues to amaze and delight us. Just as mankind seems to have “cracked the code” on the complexities of diamond creation up here, in our laboratories, she smiles and presents more earthly mysteries we have yet to solve.
Enjoy this collection of reels from JCK Las Vegas 2023, as seen on IGI GemGrams and various other IGI social media channels around the world.
Sir Gabriel (Gabi) Tolkowsky, one of the most accomplished diamond cutters of all time, has passed away at the age of 84. Knighted by the Belgian government in 2002 for service and contributions to the jewelry industry, Sir Gabi was trusted with cutting some of the world's most iconic diamonds.
Just days after certifying a record-setting 35 carat lab grown diamond, IGI has certified a 50.25 carat specimen measuring 22.95 x 18.45 x 11.57 millimeters - the first lab grown diamond to surpass the significant “half-century” mark in carat weight.
IGI has analyzed and graded a 35.00 carat laboratory grown diamond measuring 23.37 x 15.24 x 9.06 millimeters, the largest to date. Produced by Maitri Lab Grown Diamonds (Maitri), the new record holder was grown using the Chemical Vapor Deposition (CVD) process.
Take note of IGI's daily schedule for the upcoming JCK show, where we will offer onsite diamond screening and grading, provide education at two "JCK Talks" sessions, conduct demos and host happy hours daily, and provide information to attendees at two separate booth locations.
Feriel Zerouki, a trailblazer in the diamond industry, made history last week as she officially assumed the role of president of the World Diamond Council (WDC). She becomes the first woman to hold this highly regarded position.
JCK attendees are invited to join IGI for two educational sessions, Thursday at 5:00 and Saturday at 10:00, at the 2023 JCK Show in Las Vegas.
During the first international version of the IGI D Show in Dubai, May 5-7, 2023, CNBC India's Manisha Gupta discussed diamond industry developments with IGI Global CEO Roland Lorie, and Tehmasp Printer, President of IGI India.
Color is one of the most important factors in a diamond's overall beauty and value. When selecting a setting it's important to remember that the type of metal used can have a significant impact on how a diamond's color appears. White, yellow and rose gold settings can all affect how a diamond looks.
The IGI GemBlog has improved its position among thousands of blogs and websites, ranked by traffic, social media followers, domain authority & freshness according to Feedspot, the internet's largest human-curated database of bloggers.
Join us March 15th at 2:00 pm ET for 'Lab Grown Diamonds: What's now? What's new? What's next?' a webinar presented by IGI and THE MVEye, as part of National Jeweler's Supplier Spotlight webinar series.
Students of the Eugenio Montale Institute in Italy participated in a series of learning sessions involving gemstones and human values. Gemologist Francesco Sequino added his professional experience and insight on behalf of the International Gemological Institute.
Since the 15th century the diamond ring has been the celebrated symbol of faithfulness, love and commitment. Starting in 1975, when IGI was first established in Antwerp, the world capital…
As lab grown diamonds gain popularity consumers have questions about the "post-growth treatment" comment seen on many IGI grading reports. Post-growth treatments are commonly used to reduce, eliminate or change the diamond's color-appearance. Logically, people want to know "are the treatments permanent?"