Answers and education from from IGI Worldwide

Photo credit: Rio Tinto

‘One Lifetime, One Encounter’ auction honors Argyle mine closure

The Argyle Diamond Mine in the remote east Kimberley region of Western Australia is scheduled to close by the end of 2020 following nearly forty years of production. "One Lifetime, One Encounter" is an auction event, offering a collection of the rarest diamonds extracted there over a year's production.

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What are ‘Hearts & Arrows’ diamonds?

Hearts & Arrows (H&A) diamonds are precisely cut to show kaleidoscopic patterns when seen in a special reflective viewer. Typically associated with Excellent-Ideal cuts of superior quality, fashioning the highest levels of H&A optical precision when working with the world's hardest substance is an exacting process.

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Photo credit: Graff / Diamond-Works.com

10 Graff diamond jewelry pieces compiled in video

A well-organized compilation of 10 beautiful Graff creations, splendidly set to music. Settle in for 13 minutes and 13 seconds of glorious, uplifting creations from the masters at Graff.

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Photo credit: IGI Worldwide

See this 10-carat LGD’s color transformed from yellow to pink!

This 10+ carat HPHT produced lab-grown diamond was initially graded Fancy Intense Yellow by IGI. When it returned to the lab its color had been changed to Fancy Vivid Pink. IGI confirmed that the color had been shifted from yellow to pink through irradiation using a 5MeV Electron Beam Transfer system.

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Photo credit: Wikipedia

IGI Hong Kong opens new headquarters

IGI Hong Kong is pleased to announce the opening of new headquarters in the historic Hung Hom district, the home of numerous jewelry producers, international jewelry trade shows and expos and the Hong Kong Jewelry Manufacturer's Association.

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Image credit: Tiffany.com

Tiffany ‘Full Craftsmanship Journey’ traces diamonds from mine to market

Tiffany & Co. has announced a program detailing the provenance of the diamonds they sell, beginning with country and mine of origin. The New-York based jeweler plans to share this "Full Craftsmanship Journey" for every newly-sourced diamond of 0.18 carats or more.

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Design Contest entry EXTENDED to August 31!

IGI has called upon the world’s creatives to step forward, with resounding success. With notice of abundant entries pending, the deadline for submission has been reset to the end of August due to popular demand.

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IGI welcomes GIA and AGS to lab-grown diamond grading

Earlier this month GIA and AGS announced policy changes regarding lab-grown diamonds. IGI is proud to see other organizations adopt our long-held philosophy regarding the dual-channel legitimacy of natural and lab-grown diamonds, and believe professionals and consumers alike will benefit from the increased transparency in our industry.

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Last call for international DESIGN CONTEST entries

Participation is free: IGI has called upon the world’s creatives to step forward and contribute. The 2020 IGI JEWEL Jewelry Design Contest invites jewelers, artists, teachers, students and fans alike to submit design-concepts in four categories.

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Photo credit: Coronet

See video of this 15,858-diamond world record watch!

Last year, Hong Kong based Coronet, a division of Aaron Shum Jewelry, set the Guinness World Record for most diamonds set on a watch at Baselworld, with "Mudan," adorned with an astonishing 15,858 diamonds weighing 50.01 carats.

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