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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Cushion Cut Diamond: An Old And New Classic

The cushion cut diamond has a long history – it is one of the oldest diamond shapes and cutting styles – and is once again popular. In fact, it was the third most popular diamond shape in 2013 according to a survey conducted by The Knot.

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Diamond Clarity Chart: The Official GIA Diamond Clarity Scale

As you’re shopping for a diamond, you’ve already heard about the importance of the 4Cs of diamond quality (color, clarity, cut, and carat weight) and the role they play in determining a diamond’s value. You may have also come across our post on diamond color charts, and are now looking for a diamond clarity chart to help you better understand and remember the clarity grade terms used by jewelers. (more…)

Bow Jewelry in Timeless Diamond Brooch Designs

Playful, feminine, and classic—bow jewelry never goes out of style even though different styles of bow jewelry have taken the spotlight throughout the decades. While the design and style of bows have evolved over time, the bow appears to be a constant theme in brooches.

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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 – 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…)

Famous Birthstones: Diamond

What makes a diamond famous? It may be its rarity or even its size. But more often than not, a diamond’s fame comes from its association with a person of historical influence. Learn about the world’s most famed diamonds, including those owned by the luminary Elizabeth Taylor, the British Royal Family, and the renowned Napoleon Bonaparte. With jewels such as these, April babies are honored to have the most beloved and sought after birthstone: the diamond. (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…)

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…)

Bravo for Brown Diamonds

Just a few decades ago, saying a diamond was brown was considered to be the kiss of death. These ugly ducklings of the colored diamond world were often destined for industrial use. (more…)