- 産業: Fashion
- Number of terms: 4881
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Diamonds with little or no color visible to the naked eye. Near-colorless diamonds are classified as G, H, I or J on the color scale.
Industry:Jewelry
A purple form of quartz. Amethyst is the birthstone of February and the traditional gift for the 6th and 17th wedding anniversaries.
Industry:Jewelry
The red form of the mineral, corundum. Along with sapphires, rubies are the second hardest minerals, (diamonds are the hardest). Rubies serve as the birthstone of July and the traditional gift for the 15th and 40th wedding anniversaries.
Industry:Jewelry
A common cut for gemstones that features a smooth, rounded surface rather than faceted.
Industry:Jewelry
The natural birthmarks inside a stone that can affect its flow of light and also add uniqueness and character. Inclusions vary in size, shape, quantity, position and color.
Industry:Jewelry
This popular clasp features a small metal ring with a gap that can be opened and closed by a spring-powered lever. This ring attaches to a metal ring with no gap on the opposite end of the chain.
Industry:Jewelry
A type of cut in which the stone is rectangular or square with beveled corners and a step cut.
Industry:Jewelry
The ability of a stone or mineral to resist scratching. Hardness is measured from 1-10, 10 (diamonds) being the hardest.
Industry:Jewelry
A stone with an elongated round shape. This cut is popular for color gemstones.
Industry:Jewelry
Very popular in hoop earrings, this back has a hinged piece of metal that goes through the ear and snaps into a latch on the opposite side of the earring.
Industry:Jewelry
