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Terms for subject Jewelry (567 entries)
inlay A technique wherein a recessed area is filled with a precious gem, mother of pearl, or enamel. The decorative inlay is flush with the rest of the piece creating a clean aesthetic. Inlays are popular with guitars, antique furniture, and jewelry.
inlay setting When an unfaceted stone is set into a grooved area flush with the piece's surface.
intaglio A design in which the subject is cut lower than the background.
interchangeable bezel A function of certain types of watches that enables the owner to remove and replace the the bezel with another setting. This features gives the watch added versatility and is common in fashion watches.
International Gemological Institute The International Gemological Institute (IGI) is the largest independent gem grading and appraisal institute in the world, renowned for their expertise and extensive experience in serving the diamond and jewelry industry for over 25 years.
inverted A shape that has been rotated 180 degrees. Usually an inversion refers to something that has been flipped up-side-down.
invisible clasp An invisible clasp, or hidden clasp, refers to one that cannot be seen when closed. These types are often used in repeating patterns like tennis bracelets to ensure the design is not broken up by the clasp. Most invisible clasps are tensioners that are hidden by gemstones set along the top. One side slides into the other and remains completely hidden.
invisible setting A technique developed in France nearly two hundred years ago wherein a group of gemstones are placed side by side without any visible setting. This is achieved by placing small grooves into each stone's girdle and slipping them carefully into the metal f
iolite A silicate of alumina, iron, and magnesia having a bright blue color and vitreous luster.
iridescence Reflection of light off internal features in a gem, giving rise to a rainbow like play of colors.
ironstone A rock containing enough iron to permit commercial extraction; an iron ore.
irradiation The process of bombarding a gemstone with X-rays, gamma rays or superheated streams of subatomic particles in an effort to change the stone's original color. It is a common acceptable practice and the method used to acquire the pristine vibrant color of jewelry quality gemstones.
jewelry steamer Used to clean jewelry with steam.
jump ring A jump ring is a piece of round or oval metal that is used at the end of a piece of jewelry to close the piece or to connect different part of the jewelry. Also called an O-ring, these small gold or silver circles are used in jewelry fabrication. The small wire circles can be used for adding gemstone beads to a piece, connecting links, as the female half of a jewelry’s closure, to connect pendants or charms to a chain, or fulfill any other need as a small connector. Jump rings, though a circle, can be opened by gently twisting one side down with a pair of jewelry pliers.
kaleidoscope pendant ,/strong> A pendant that has been fashioned to work like a kaleidoscope. Often, precious gemstones are used inside the metal cylinder instead of confetti or other materials.
kan A Japanese commercial unit of weight, equals 1000 momme.
Keshi Japanese word meaning something as tiny as you can imagine, such as a grain of sand; used originally for very small pearls; now used to refer to all-nacre baroque pearls produced when something goes wrong during the production of the pearl.
key pendant A key, often an antique skeleton key, that has been placed on a chain as a pendant.
knife edge Refers to a piece of jewelry wherein the item's metals meet to create a sharp edge. While sharp, the edge is nor sharper than a butter knife.
knife wire A piece of wire that secures a gemstone that is so thin it is almost undetectable.