Rarity of Colored Diamonds

You might wonder why diamonds come in different colors, and what makes them so expensive. Fancy color diamonds are much rarer than white diamonds.
Radiant Rubies for July

If someone you love celebrated a birthday in July, they’re fortunate to have one of the most beautiful birthstones imaginable – radiant red ruby.
June Birthstone Highlight: Alexandrite

Most months only have one birthstone associated with them. But those born in June are part of the lucky few who can claim multiple different birthstones.
Emerald is May’s Birthstone

Emeralds are said to stir feelings of passion and intense love. They are thought to bring love that is unconditional, making them the perfect romantic gift.
Opal Found on Mars!

NASA’s Curiosity Mars rover made an incredible discovery recently. The Curiosity found opal – which is rich in water – in Mars’ Gale Crater along the equator.
April is for Diamonds!

Diamonds for the April gemstone have garnered the hearts of many and are the most coveted gemstone to date. They’re deemed the “King of All Birthstones.”
9 Gemstone Treatments

Gemstone treatments serve to enhance a gemstone’s appearance without negatively affecting its value. Read more about accepted practices.
February Birthstone

If you own amethyst jewelry that you want to learn more about or are shopping for a February birthday, keep reading to find out what makes the gemstone special.
Diamond Quality

The term 4C’s is used to help teach students the four characteristics of a faceted diamond. These are color, clarity, cut, and carat weight.
San Diego’s Gem History

Some of the most beautiful gemstones in the world have come out of Southern California. Take a peek into San Diego’s gem history.