garnet

How does commercial cutting stack up to custom gem cutting? Compare these two similar rhodolite garnets in four key ways and see the difference.…

From bright, sunny colors to deep golden hues, yellow gemstones are warm and inviting. Learn how to assess the quality of yellow gems and find out…

How can new gem cutters succeed in the gemstone business? Learn how rough buying and custom cutting can give you a competitive edge.

Gemstone color measurements are hard to make with conventional color-order systems. Learn how recent colorimetry tech advances have improved…

The Mid-Victorian Period saw many changes in society and fashion. Learn what distinguishes Grand Period jewelry, particularly its opulent style…

Master tanzanite buying with our expert guide covering the 4 Cs, treatments, simulants, and investment tips. Learn to identify quality tanzanite…

The Romantic Period marked the start of the Victorian Era. Learn about the typical qualities of Romantic Period jewelry, including its sentimental…

Authentic Georgian jewelry is rare. Before you buy, learn about the notable pieces and qualities of this antique style, including its intricate…

We tend to take light for granted. It’s such a common thing we experience every day. Rarely do we think of the scientific definition of light…