Carbuncle: A cabochon cut red gemstone, especially garnet. top
Channel Set: A setting where stones are suspended between two bars or strips of metal. top
Chasing: The technique of creating surface texture on metal by hammering it from the outside. top
Cloisonné: Enamel applied in small cells and contained by metal wire. top
Culet: An additional facet at the base of the stone that is achieved by cutting off the point of the diamond parallel to the table. top
Cultured Pearl: A pearl created by inserting a foreign object, often a piece of mother-of-pearl or glass, into a mollusk. top
Cushion Cut: A faceted stone with a rounded square shape. top
Emerald Cut: A step cut stone with a rectangular shape, rectangle table and chamfered sides. top
Enamel: Vitreous glass powder that is fused to a metal surface by firing it at high temperature. top
Festoon Necklace: A motif of garlands, flowers or ribbons incorporating one or many chains and drops. top
Filigree: A delicate open metalwork technique where wire is twisted and soldered into a structure suggestive of lace. top
French Cut: A step cut stone that has four additional facets. The corners of the table are polished into 45º triangular facets, creating a diamond-shaped table. top
Guilloché: A French word for engine turned engraving, which is an intricate mechanical etching technique that repeats geometrical patterns into metal. The engineer Guillot invented a machine to create these precise designs. top
Granulation: Decorative application of tiny metallic spheres fused to a metal base; popular in Etruscan Revival jewelry. top
Greek, Egyptian and Etruscan Revival: In Mid Victorian times, from roughly 1860 to 1880, there was a renewed interest in the styles and techniques of these ancient civilizations. top
Green Gold: A metal with the following alloys: gold, copper and an increased amount of silver. top
Gypsy Set: A setting where the stone is recessed into metal and the table is flush with the surrounding metal. top
Hallmark: A stamp in metal indicating quality and fineness. Hallmarks can also include symbols for the place of assay, maker’s mark and import mark. top
Intaglio: The opposite of a cameo; a negative relief carved into stone or shell. top
Karat: A measure of gold fineness; pure gold is 24 karats. top
Lavalier Necklace: A pendant necklace with a single dangling component. top
Millegrain: Tiny beads of metal applied linearly as decoration or to mount stones. top
Mother-of-Pearl: The iridescent interior lining of a mollusk. top
Mounting: On a piece of jewelry, the area into which one or more stones is set. top
Navette: A marquise shape (an oval with pointed ends). top
Negligee Necklace: A pendant necklace with two dangling components, often of irregular length. top
Old European Cut: The predecessor to the Modern Round Brilliant, cut prior to the 1930s. It is a brilliant cut with 58 facets. The stone has a smaller table and has a culet. Because the facets are larger, old cut stones reflect more fire (rainbow colors), and modern stones reflect more brilliance (white light). top
Old Mine Cut: An early 58-facet brilliant cut with a cushion shape, cut before the 1920s. Old Mines are cut deeper than the Old Europeans and thus have an even smaller table, and a larger culet. top
Pave: Small stones set very close together to completely cover an area of metal. top
Repousse: Manipulating a piece of metal to create surface texture by hammering it from the reverse side. top
Rhodium: A member of the platinum family. A metal used to plate platinum and white gold jewelry. top
Riviere: A single strand necklace made of a series of linked, graduated stones. top
Rose Cut: Rose Cut stones have flat bottoms with triangular facets that come to a point at the top. They provide a different aesthetic than other, newer cuts; they are less scintillating than brilliant cuts and have more of a glass-like appearance than step cuts. top
Rose Gold (Pink Gold): A metal with the following alloys: gold, silver and an increased amount of copper. top
Round Brilliant Cut: Modern Round Brilliant, a cut that is still made today, was first seen in the late 1930s. It has 57 facets (no culet, or a very small one), the table is larger and the stone is much shallower than the old cut stones. top
Single Cut: A stone with 17 facets, including a culet. Single cuts are usually used for side stones. top
Shank: The portion of the ring that circles under the finger. top
Transitional Round Brilliant: A brilliant stone cut in the late 1930s and has characteristics of both Old European stones and Modern Round Brilliants and they have a culet. top
Tri-Gold: A combination of yellow, rose and green gold. top
White Gold: A metal with the following alloys: gold, nickel or palladium, copper and zinc. top