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Aquamarine Durability

Aquamarines are fairly tough jewelry stones, but they do have some weaknesses. Learn about aquamarine durability and what precautions you should…

Precious Coral Buying Guide

Deep-water coral displays bright, rich reds and delicate pinks. Our precious coral buying guide will help you choose a gem for your next jewelry…

Basic Business Rules: Buying Rough

Buying rough is the foundation of the gem cutting business. Learn the basic rules novice faceters need to know in order to purchase quality gem materials.…