Standard American gauge used for measuring thickness of wire and sheet. The azure allows more light into the stone, enhancing its reflective qualities. In blanks for wedding rings, or other jewelry made to be set with stones, the settings are said to be "azured" when each has the hollow for the pavilion of its stone formed into a square the space below the girdle of the stone has the form of a truncated pyramid. The unit is a pound containing 7000 Troy grains. AvoirdupoisĪ basis for weighing things other than jewels and precious metals. AsscherĪ unique, square-shaped cut diamond with rectangular facets. A tiny piece of metal is scraped from the piece and the percentage of gold or silver is determined. It takes into account every aspect of a diamond's characteristics and dimensions, and serves as the basis for determining the proper insurance coverage rate for the item. AppraisalĪ formal evaluation process through which the value of a diamond (or any item) is determined and documented. Also, a heating process to soften precious metals. The term originated with the Independent Gemological Laboratories (IGL), an industry leader in diamond grading specializing in larger stones. AnnealĪ heating enhancement process used with color gemstones. Two or more metals are melted together, resulting in a compound metal, or alloy. Refers to the "mixing" of different metals with Gold to increase hardness and/or change the color. Refers to the coloring by minor impurities of stones, which, if pure would be colorless. The American Gem Trade Association, an industry leader in diamond grading. The American Gem Society Laboratories, an industry leader in diamond grading. They are recognized as one of the top gemstone grading organizations. The American Gem Society, founded and supported by approximately 1,000 high-end jewelers. Minuscule nicks along facet junctions, producing white hazy lines instead of sharp facet edges. Looking for specific jewelry terminology? Find it quickly by clicking on the appropriate alphabet letter below:Ī B C D E F G H I J K L M N O P Q R S T U V W Be an informed shopper when browsing our selection of diamond rings and jewelry. Need some help understanding jewelry terminology? Search our diamond engagement ring and jewelry terms for words commonly used in the jewelry industry.
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