The Spinel Murder Mystery of 2015
Photo Credit: Emiliano Vittoriosi on Unsplash

The Spinel Murder Mystery of 2015

Mystery \ mist(ə)rē \ : inexplicable or secretive quality or character. A plot. An (international) intrigue, along with the solution to an enigma whose clues seem to lead to obvious…

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Practically Prioritizing the Diamond 4Cs
Photo Credit: Wessel Hampsink on Unsplash

Practically Prioritizing the Diamond 4Cs

If you know anything about diamonds it's probably the 4 Cs - Cut, Clarity, Color, and Carat Weight. There's plenty of information about the 4Cs which can be found online and learned in conversations with professionals and enthusiasts, but prioritizing them is not always easy. Here are my suggestions.

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Same Carat Weight – Visible Size Differences

Different 1.00 carat diamonds can look different sizes. This is because we typically view diamonds from a single direction: Above. Imagine cooking a 1 pound meatball and a 1 pound pancake. On your scale they weigh the same. But the meatball's weight is distributed in a deeper geometry.

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Register NOW for our Wednesday Webinar
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Register NOW for our Wednesday Webinar

Click here to register and join us at 2:00 PM EST on Wednesday for "New Talking Points about Lab-Grown Diamonds," a 45-minute webinar from IGI and Jewelers of America. Whether you sell lab-grown diamonds or not, teaching your clients something new builds trust in your professional expertise.

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Scientific first – Diamonds created without heat
Photo credit: Crystal Kwok on Unsplash

Scientific first – Diamonds created without heat

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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Register for our Dec 2 Lab-Grown Diamond Webinar

Jewelers of America and IGI are pleased to present an educational webinar at 2:00 PM Eastern Time Wednesday December 2. Learn physical differences, distinctive characteristics and quality-factors attributable to growth methods and timelines.

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IGI Hong Kong certifies largest CVD grown diamond to date

Following a similar benchmark set three months ago, IGI Hong Kong recently certified the largest laboratory-grown diamond received to date. With a finished weight of 12.75 carats, this collection-quality man-made gemstone was fashioned from a staggering 46.20 carat CVD-grown rough crystal

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Keeping diamond color in context
Photo credit: 204park.com

Keeping diamond color in context

Where do you start seeing color in diamonds? Can you see the difference between F and H color? Can you see the difference between D and E color? In full context those answers will become diamond-specific.

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