Your comprehensive guide to understanding jewelry terms, gemstones, and metals.
A precious stone consisting of a clear and colorless crystalline form of pure carbon, the hardest naturally occurring substance.
A precious stone consisting of corundum with a red color, caused by the presence of chromium.
A precious gemstone variety of the mineral corundum, typically blue in color.
A bright green precious stone consisting of a chromium-rich variety of beryl.
A yellow precious metal used in jewelry, often alloyed with other metals to increase strength.
A heavy, malleable, ductile, precious, gray-white transition metal, highly resistant to corrosion.
A white lustrous metal valued for its decorative beauty and electrical conductivity.
A type of setting where metal prongs hold a gemstone in place, allowing maximum light exposure.
A setting where a metal rim surrounds the girdle of a gemstone, offering protection and security.
A unit of weight for gemstones, equal to 200 milligrams.
The measure of internal imperfections (inclusions) and surface blemishes in a gemstone.