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AMNH Van Cleef & Arpels Exhibit
Credit: Van Cleef & Arpels

New AMNH Exhibit Showcases 44 Incredible Van Cleef & Arpels Jewels

Most gem collectors and jewelry enthusiasts won’t need a specific reason to make a day of visiting the American Museum of Natural History’s newly renovated Allison and Roberto Mignone Halls of Gems and Minerals, but the advent of a new special exhibition might compel you to go sooner than later.

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Trivia Question
Photo credit: Ayo Ogunseinde on Unsplash

Trivia: Why is ‘D’ the highest diamond color?

In the normal diamond color range 'Z' is classified as most tinted while 'D' is classified as most colorless. So what happened to A, B and C? Are they reserved for new diamond discoveries? Extraterrestrial diamonds? What could possibly be more colorless than most colorless? If there are 23 classifications why not start with 'A' and end with 'W?'

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Vitruvian Man
Image credit: Wikipedia

Will ‘DaVinci’ Change Diamond Cutting?

In 2020 Synova, introduced the "Da Vinci Diamond Factory," an automated system capable of transforming rough diamonds into fully polished round brilliants. Synova has continued to increase its range and recently made it possible for rough diamond scans, used by many entities, to be incorporated into its planning and execution.

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See Metal I.D. Performed on an Antique Etruscan Necklace

Recently the IGI Lab in Shanghai received an antique Etruscan revival style necklace from the mid to late 19th century. When the necklace was submitted, IGI gemologists immediately understood the reason it was sent for identification: It seemed to weigh less than it should and, therefore, was suspected to be made of gilt copper, rather than gold.

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Read more about the article Diamonds Created without Heat – a Scientific First
Photo credit: Crystal Kwok on Unsplash

Diamonds Created without Heat – a Scientific First

Our planet's supply of diamonds were produced by four different processes. One took over a million years to achieve results. The next have been working in laboratories and factories, with increasing success, since the 1950s. But until this month man had never replicated that final process.

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