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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Diamond Color Chart: The Official GIA Color Scale

As you’re shopping for diamonds, a diamond color chart comes in handy if you’re trying to understand the subtle color differences of D-to-Z diamonds. A simple online search for “diamond color chart” delivers a host of different graphics showing the relationship between diamond color and the respective color grade. The one thing nearly all these diamond charts have in common is that they’re derived from one standard – the GIA Color Scale.

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Diamonds on Location – Canada

Finding diamonds in Canada was a decades-long treasure hunt filled with twists and turns worthy of a detective novel.

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How Light Affects a Diamond’s Appearance

“Shine bright like a diamond,” is a phrase that can be understood in a variety of ways, depending on the diamond light source. In fact, there’s often a noticeable change in how a diamond appears in sunlight, in candlelight, and under artificial light. This change proves the importance of understanding how light affects a diamond’s appearance.

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GIA Reports: Decoding Diamond Clarity Diagrams

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. (more…)

Diamonds on Location – Lesotho

Ready for a diamond adventure?

We’re heading off to Lesotho – a landlocked Kingdom about the size of Maryland. Surrounded on all sides by South Africa, this mountainous land is the home of the Letseng diamond mine, one of five major diamond mines in the country, and the source of some of the world’s largest and finest diamonds discovered in the last decade. (more…)

How to Select a Princess Cut Diamond

If you’re searching for a diamond that has a lot of brightness and is somewhat less conventional than the standard round brilliant, a princess cut diamond might be perfect for you. (more…)

How to Select Diamond Side Stones for Engagement Rings

A diamond engagement ring is probably the most important piece of jewelry a woman will wear. Dressing up this symbol of love is something that speaks to the newly engaged and the long-time married alike. (more…)

GIA Holiday Shopping Guide: Buying the Right Diamond Shape

A diamond’s shape is often the very first consideration when selecting a piece of diamond jewelry. It’s quite clear why: each shape has its own attributes and offers a different aesthetic. Because of the wide variety of diamond shapes available, it’s important to zero in on the shape that works best for you. Today’s installment of GIA’s holiday buying guide series offer a few tips to help you pick the perfect diamond shape.   (more…)

GIA Holiday Shopping Guide: Buying a Fancy Color Diamond

We all love the timeless, classic appeal of colorless diamonds. But there’s nothing wrong with spicing up a jewelry collection with punches of color. There’s no better time than the holidays to indulge in a jewelry gift (for her, for him, for yourself) that not only celebrates the season with color, but is also an everlasting treasure to be worn and admired year round.  If you’re looking for an ultimate diamond gift with a big “swoon factor” – think fancy color diamonds during this holiday shopping season. (more…)

GIA Holiday Shopping Guide: 5 Things to Remember When Buying A Diamond

The to-do list around the holiday season seems endless! You’re busy attending events, hanging holiday decorations, sending cards…and then, you still have to find time to buy gifts! If your holiday shopping list includes a diamond or piece of diamond jewelry, GIA can help.

Here are 5 easy tips to help you choose the perfect diamond gift.

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diamond bracelet
GIA Holiday Shopping Guide: The Diamond 4Cs Guide For Your Holiday Shopping

Holiday shoppers are giving diamonds an overwhelming YES. And it’s not just bejeweled engagement rings that are getting people to say ‘I do’. Recent studies indicate that women plan to buy more diamonds for holidays, birthdays, anniversaries, and “just because”.

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Bewitched by Black Diamonds

With Halloween creeping up on us, black diamonds seem a fitting subject.

Black diamonds, much like brown diamonds, were once outcasts in the diamond world. In the 1928 book, Diamond: A Descriptive Treatise, author J.R. Sutton noted: “Ordinary black diamond is not greatly unlike black sealing wax. Opinions differ as to its virtues as a gemstone.” And until relatively recently, this negative impression still persisted.” (more…)