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Most Recent Articles

Diamond Buying and the Four Cs, Part 1: Diamond Carat Weight

Diamond buyers often want to know which of the Four Cs of gem grading is most important — color, clarity, cut, or carat. However, these qualities aren’t as distinct as they seem. Learn more about diamond carat weight and how it affects the other qualities as well as overall value.

An Introduction to Precious Metal Clay Jewelry

Precious metal clay is just what it sounds like: fine silver or gold ground extremely small and suspended in a binder to create clay. For both novice and experienced jewelry makers, working with this material has many advantages.

Smithsonite Value, Price, and Jewelry Information

Smithsonite occurs across the globe, but facetable crystals are extremely rare. These gems can show a wide range range of rich colors but are too soft for most jewelry use. However, high dispersion makes properly faceted smithsonites truly magnificent collector’s pieces.

Aquamarine Value, Price, and Jewelry Information

Named after the color of sea water, aquamarine is the blue to blue-green member of the beryl family. Readily available and moderately priced, the modern March birthstone makes an excellent jewelry stone.

A World of Crystals

We live in a world of crystals. You don’t have to dig deep into the Earth to find them. Even the bones in our bodies and the dust in the air contain them. Learn more about crystalline minerals and gemstones as well as the crystals that grow in living beings.

Stibiotantalite Value, Price, and Jewelry Information

Rare stibiotantalite possesses an interesting mix of physical and optical properties that help distinguish it from other earth-toned gemstones. However, cut pieces over 2-3 carats rank among the rarest collector’s gems.

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