LYCOS RETRIEVER 
Gemstones: Diamonds
built 292 days ago
Most diamonds used as gemstones are basically transparent with little tint, or white diamonds. The yellow diamonds most common impurity, nitrogen, replaces a small proportion of carbon atoms in a diamond education diamond's structure and causes a yellowish to brownish tint. This effect is present in almost all white diamonds; in only the rarest diamonds is the coloration due to this effect undetectable. The GIA has developed a rating system for diamonds on the soles of her shoes color in white diamonds, from "D" to "Z" (with D being "colorless" and Z having a bright yellow coloration), which has been widely adopted in the industry and is universally recognized, superseding kanye west diamonds are forever several older systems once used in different countries. The system uses a benchmark set of either natural diamonds of known color grade, or precision-crafted loose diamond cubic zirconia; test lighting conditions are ... standardized and carefully controlled. Diamonds with higher color grades are rarer, in higher demand, and 14kt gold and diamond earrings therefore more expensive, than lower color grades.
Source:
Diamond Nexus gemstones are excellent diamond stimulants and come very close to matching the properties of mined diamonds at many different comparison points. They cut glass, being virtually identical to diamond on the Mohs (hardness) scale. They refract perfect "hearts and arrows" and have radiance and brilliance readings extremely close to flawless diamond.
Source:
Szul, Jewelry Online offers diamonds, gemstones and pearl rings, earrings, bracelets and bridal jewelry. Szul promises the best quality, value and service online. Also offered is free shipping, 30-day money back guarantee, lifetime repairs, and a certificate of authenticity.
Source:
"Our team and suppliers tracked down the season's must-have diamonds, gemstones and pearls," says Tina Corley, senior diamond buyer, Sam's Club. "We've taken the best looks from the runway to the red carpet and turned them into real possibilities at Sam's Club prices for our Members."
Source:
Most of the discussion around "fair trade" in the mainstream jewelry industry has focused on diamonds and precious gemstones rather than manufacturing. The FRE model illustrates the quandaries that jewelry manufacturers will face when moving toward ethical, transparent supply chains.
Source:
Unlike diamonds, with gemstones there isn't an "ideal" cut geometrically configured for maximum brilliance. But a high-quality gemstone cut is one that presents the most even colour, exposes the fewest inclusions, and displays the majority of the gemstone weight when set in jewellery.
Source:
MORE ABOUT
Diamonds