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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Composed of a single element—carbon –and formed under extreme temperature and pressure, diamond’ remains one of the world’s most coveted gems – and the birthstone for those lucky enough to be born in April. (more…)

Queen Elizabeth Koh-i-noor

Of all the diamonds in our Famous Diamonds series, the Koh-i-noor has one of the most mysterious pasts. It is likely from the Golconda region of India, although it is not known exactly when it was found, resulting in centuries of debate about its early history.

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high quality diamond

The unique beauty and appeal of fancy cut diamonds make them the perfect choice for gifts of the season. Shoppers now have a wide array of choices, so there is something for every taste. In this installment of our 2013 Holiday Buying Guide series, you will learn about some of the special characteristics of fancy cut diamonds before you ever step into a jewelry store. (more…)

solitaire engagement ring

For many, jewelry shopping can be an intimidating experience. Add crowded malls, a long list of gifts to purchase, and the desire to get ‘just the right thing,’ and it can be downright stressful. But knowing what to ask a jeweler can help make this a great shopping experience

In part 4 of our 2013 Holiday Buying Guide, GIA put together the top five questions to ask a jeweler when you’re shopping for jewelry this holiday season.

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Platinum ring with diamonds

The stores have their decorations up, which means that the 2013 holiday shopping season has officially begun. To assist with a fine jewelry purchase you may be considering, GIA has put together a Holiday Buying Guide, a 7-part series dedicated to making you a more informed jewelry shopper, as well as a more relaxed one. (more…)

As the creator of the 4Cs and International Diamond Grading System, GIA also established color grading standards and terminology specifically for colored diamonds, based on the color’s hue, tone, and saturation. Today, we identify some of the defining characteristics that help make fancy-color diamonds a true feast for the eyes. (more…)

Flaming Gorge Canyon & Brooch

As artists, jewelry designers are inspired in different ways. Some create to echo iconic eras of the past, like Art Deco or Art Nouveau. Some provide their own perspective on famous works of art in galleries and museums. But some have a keen eye for taking a part of their ordinary, everyday life, and turning it into something exquisite. (more…)

Previously we outlined four basic steps to purchasing a diamond. Today we will expand on our explanation of the 4Cs – the four factors that determine a diamond’s value. (more…)

Buying a diamond can be a significant purchase both emotionally and financially, but it doesn’t have to be intimidating. This GIA Diamond Buying Guide can help you determine what is the best quality diamond for you. Here are four basic steps to ensure that the journey to find your perfect diamond is as pleasurable as admiring the diamond you finally select.

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Getting ready to pop the big question is undoubtedly one of the most memorable and exciting times of your life. At the same time, things can get pretty hectic as you consider everything that goes into such an important purchase. With some preparation beforehand, shopping for that one-of-a-kind ring will become a breeze. (more…)