The Green Diamond

Colored diamonds have a special allure, and rare natural color green diamonds may be the most intriguing of them all.

The green color in a diamond is the result of exposure to radiation. The source of the radiation can be naturally occurring or performed in a laboratory. Natural radiation is the result of the diamond being exposed to radioactive uranium from rocks near the earth’s surface. Artificial irradiation is achieved in a lab using either a linear accelerator (called a linac), gamma rays or a nuclear reactor.


The Beauty of Blue Diamonds

Blue diamonds are extremely rare, exquisitely beautiful, and rich in lore. This special combination has made them coveted by diamond lovers and jewelry connoisseurs.

How rare are blue diamonds? To find that glittering needle in the haystack, tons of ore have to be unearthed. And when a blue diamond is found, you can imagine the excitement it causes.


Yearning for Yellow Diamonds

If you love yellow diamonds, you’re not alone. Diamond connoisseurs spend millions on these stunning gemstones.


Red Diamonds – The Rarest of them All

Diamonds are prized around the world for their rarity. A gem-quality diamond is already one of the most rare items found in nature. Of all colored diamonds, one color in particular is especially rare: a predominantly red diamond.  


How can you get the best price on a diamond?

A diamond purchase is a significant one. Whether you’re shopping for an engagement ring or for a gift to yourself or a loved one, it’s natural to want to save money when possible, or at least know you’re getting a good value.  One frequently asked question is, can I get a better deal by buying directly from someone in the supply chain who’s closer to the source? The short answer is: not really and here’s why:


Decoding Color: The GIA Colored Diamond Color Grading System

When does yellow become orange, and orange become red? The question may sound a bit philosophical until you tie it to colored diamonds, where slight variations in color can mean huge differences in price.

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