diamond

Finding good diamond rough and the right equipment can be challenging for a non-professional diamond cutter. Learn what to look...

Are lab-grown diamonds a more sustainable resource than natural diamonds? Compare the environmental impact of diamond mining to lab production....

Diamonds are popular gemstones surrounded by popular misconceptions. We'll tell you how they became so prized and debunk some of...

All gemstones and diamonds are rare to some degree. To be classified as a gemstone the material must be beautiful,...

In October of 2025, De Beers announced a new advertising campaign for natural diamonds with warm, earthy colors they call...

What is April’s Birthstone? The birthstone representing April is diamond. The vast majority of diamonds are transparent, colorless, and show...

Don't be fooled by overgraded diamonds. Learn how diamond grading reports from different labs can impact the quality of the...

Learn how diamonds formed geologically and how they became the virtual standard for engagement ring stones in this brief history...

A classic chameleon diamond can change color from green to yellow under certain conditions. Learn more about this process and...

Jeff R Graham shares his opinions and thoughts on various topics in Just Ask Jeff. See what his answers are...

Although most manufacturers disclose their synthetic diamonds, some resellers don’t. Learn how to identify these lab-created diamonds.

Mastering clarity grading diamonds takes a lot of experience. This grading guide, with definitions, images, and examples, can help beginning...

Two carat diamonds are big gems and people will notice their color more than they would for a smaller stone....

Searching for diamonds online shouldn't be so complex. Use our recommended parameters to buy the best diamond for your engagement...

To most people, the word “flawless” means perfect. When it comes to diamonds, however, it’s a bit more nuanced. Internally...

Diamonds may form under intense heat and pressure, but under what conditions can diamonds burn? Learn the science behind a...

Quick facts about the optical and physical properties of diamonds.

HPHT diamond treatments can only be positively identified with costly equipment. However, you can learn to assess the probability that...

The best color for a radiant cut diamond ring is generally H or better, though, in this case, size matters....

Diamond simulants, like cubic zirconia and moissanite, often appear in jewelry. See how the properties of real diamonds compare with...

The mesmerizing patterns of emerald & asscher-cut diamonds can give engagement rings a subtle style. Learn how to find a...

For most gem buyers, color is probably the most well known of the Four Cs of gem grading. However, diamond...

Though orange diamonds and yellow diamonds can claim similar causes of color, orange diamonds are  rarer than yellows. Since orange...

Where Diamonds Come From First, it is important to understand where diamonds come from and how they are produced. Diamonds...

March 30, 2022 On March 17th, lab-grown producer Diamond Foundry filed a lawsuit against the United States government over President...

A champagne diamond set in rose gold. The warmth of the diamond and the rose gold is both soft and...

Diamond buyers often want to know which of the Four Cs of gem grading is most important — color, clarity,...

The explosive growth in the market for lab grown diamonds has raised important questions about its relationship to the market...

Cut is perhaps the most complex of the Four Cs of gem grading and is usually taken for granted by...

Test your ability to sort diamonds by color with our fun and quick Diamond Color Sorting Quiz. Learn a thing...

Diamond Mining in Canada  This photo from Ritani shows what diamonds look like from the mine. Rough diamonds need to...

For those with a deep appreciation for diamond history, and a love for modern styles, the cushion cut may prove...

All faceted diamonds exhibit some special charm. Each shape has its own allure and most women have a preference for...

A trillion-cut diamond makes a distinctive center stone, but finding a good one can be difficult. Learn how to choose...

If you're a first-time buyer, you may be worried about diamond polish and symmetry grades. But what do these grades...

How can you evaluate diamond symmetry without an expensive proportion scope? Learn how to build an inexpensive alternative tool that...

Detailed information and guide on Faceting Designs. A Faceting Design Diagram by Jeff R. Graham that presents various cuts, this...

Mastering the art of color grading white diamonds is a challenge. Learn about the standards, terms, tools, and testing procedures...

Although cut for perfect symmetry and top performance, is a Hearts and Arrows diamond worth the high price? Learn more...

A 1.29-carat round brilliant diamond with L color, and SI1 clarity available from Ritani Nowadays diamond prices show up on...

A Diamond Cut From Centuries Ago So, you like princess cut diamonds, do you? Well, you’re in great company. Some...

Word is out that diamonds aren’t that rare. So, why are they still so expensive? Learn about diamond rarity and...

Do white sapphires make good alternatives to diamonds? Compare their qualities and learn how to choose the right engagement ring...

Lab-grown diamonds are becoming popular options for engagement ring stones. Learn the truth about these gems in our FAQ and...

Most black diamonds used in jewelry are enhanced, but natural black-colored diamonds do exist. Learn more about these as well...

When one discusses the diamond market, there are quite a few individual niches which each have their own trends. Firstly,...

What are the major factors behind lab-grown diamond pricing? Learn how synthetic diamond pricing differs from that of natural diamonds....

A marquise cut diamond is a chic diamond silhouette that not only boasts a noble name, the marquise but has...