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Learn about the factors that make pearls so desirable.

Learn about the factors that make diamonds so desirable.

Learn about diamond's durability and how to care for your diamond jewelry.

Diamond is the only gem made of a single element: It is typically about 99.95 percent carbon. The other 0.05 percent can include one or more trace elements, which are atoms that aren’t part of the diamond’s essential chemistry. Some trace elements can influence its color or crystal shape.

Diamonds are among nature’s most precious and beautiful creations

Learn about emerald's durability and how to care for your emerald jewelry.

Emerald’s lush green has soothed souls and excited imaginations since antiquity.

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colors.

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colors.

The name “sapphire” can also apply to any corundum that’s not ruby, another corundum variety

Perhaps the best-loved gems of all time, pearls—both natural and cultured pearls—occur in a wide variety of colors. Learn about the factors that make pearls so popular and desirable!

Learn about pearl's durability and how to care for your pearl jewelry.