GIA Diamond Grading Reports: Understanding the Diamond Clarity Plotting Diagram

You probably already know about the importance of a diamond’s 4Cs (color, clarity, cut, carat weight) in defining diamond quality and ultimately determining its value. You may also know that a diamond grading report from an independent grading laboratory like GIA is your best way to be sure that your getting an unbiased assessment of your diamond’s quality. But in addition to the 4Cs, a diamond grading report also contains a wealth of information that tells a deeper story about your diamond.

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Gems and Ultrasonic Cleaners

If you love your jewelry, you’ll want it to always look as stunning as it did when it was new.

Ultrasonic cleaners can restore the beauty of your bejeweled treasures. These machines generate high-frequency sound waves that travel through water or a cleaning solution creating heat and pressure. Ultrasonic machines can effectively clean jewelry by dislodging dirt and debris from behind gems and other hard-to-reach places.

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Celebrating Richard T. Liddicoat – Architect of the GIA International Diamond Grading System™

March 2nd is a special day for us at GIA, jewelry aficionados, and those shopping for diamonds and diamond engagement rings: it’s the birthday of Richard T. Liddicoat (1918 – 2002) – the father of modern gemology, an inspiring teacher to thousands of jewelers, and a leader in the development of the GIA International Diamond Grading System™ and GIA diamond grading reports.

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How Technology is Changing Jewelry Design

Something remarkable happened to jewelry design and manufacturing in the past few years – it underwent a technological revolution powered by Computer-Aided Design (CAD) software and Computer-Aided Manufacturing (CAM) hardware, such as 3D printers.

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Ten Tips for Traveling with Jewelry

Packing for your dream vacation and wondering if you should bring your favorite pieces of jewelry? Wonder no more as we provide you with tips for traveling with jewelry.

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Emerald Adventures in Afghanistan

Buried deep in the Himalayan foothills of Afghanistan lies a bountiful supply of rich, deep green emerald, and the promise of seeing these beautiful rough gems lured Andy Lucas, GIA manager of Field Gemology in Carlsbad, to this scenic but beleaguered land.

Lucas travels around the world gathering details of the mine to market story for GIA education courses and its scientific publication, Gems & Gemology. And this time, his destination was the remote emerald mines of Panjshir Valley.  The valley’s name means “five lions,” a tribute to five spiritual brothers who once lived there. When he arrived, he found a rugged land with spectacular vistas.

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