sapphire

Although pearls are one of humanity’s most ancient gems, natural undersea beds of pearl-producing oysters now occur very rarely. Cultured…

You’ll find gem cutting acronyms like L/W in faceting guides. Learn what these frequently used terms mean and how they can save gem cutters time…

Väyrynenite is a very rare mineral. Crystals as well as faceted gemstones in reddish, pinkish, and orange colors are prized collector’s items.…

Made from two or more materials, assembled gems can make durable and affordable jewelry. Learn more about gemstone doublets, triplets, and other…

An assembled gemstone is constructed from two or more combined materials. Gemstone doublets and triplets, intarsias, and rhinestones are all…

Some beautiful gems, like pearls, opals, and tanzanites, are very vulnerable to impacts and scratches, especially when worn on rings. Even more…

Even though diamonds make elegant and durable gems, you may find two stones that look alike. In contrast, no two opals look alike. Their beauty is…

Opal and pearl have been valued as gems throughout history and across many cultures. However, these beautiful objects have chemical compositions…

From pearly white to distinctive boulder and colorful fire, the opal variety you choose will greatly affect the aesthetics and price of a finished…