Irradiation The alteration of a gemstone's color through the use of radiation. This is often followed by a heating process. The enhanced color of irradiated gemstones is permanent. New And Future Technologies Techniques for enhancing colored gemstones, either detectable or otherwise, are continually being developed. These may be difficult, or in rare cases, impossible to [...]
Kategoriarkiv: Smykkernyheter
Heat Treatment The application of heat to enhance the color and/or clarity of gemstones has been a common practice around the globe for centuries. It is part of the standard polishing and finishing process for many colored gemstones. Som sådan, it is accepted by the jewelry industry and the American Gem Trade Association. The enhanced [...]
Blue Nile's colored Gemstone Enhancement Policy Blue Nile offers consumers only the highest quality, autentiske edelstener. Våre fargede edelstener gjennomgår strenge interne inspeksjoner av våre trente gemologer for å sikre at de oppfyller våre strenge kvalitetsstandarder. På grunn av deres sjeldenhet og unike visuelle egenskaper, nesten alle fargede edelstener selges hos fine gullsmeder, inkludert Blue Nile, er [...]
Different Densities The carat weight of a gemstone does not necessarily allow you to accurately envision the size of the gemstone. Ulike edelstener har forskjellige tettheter (masse per volumenhet), så to edelstener som ser ut til å ha samme størrelse kan faktisk ha svært forskjellig vekt. For eksempel, a ruby is more dense than a [...]
Gemstone Cut Look at the gemstone in the setting and ensure that all the facets are symmetrical. En asymmetrisk skåret krone indikerer en edelsten av lav kvalitet. I alle tilfeller, en godt skåret edelsten er symmetrisk og reflekterer lys jevnt over overflaten, og poleringen er glatt, uten hakk eller riper. These are the characteristics that [...]
Gemstone Cut Colored gemstones are generally cut to maximize the beauty of their color. To recognize quality in the cut of a gemstone, there are several points to consider. What to Look For A good cut showcases the gemstone's color, diminishes its inclusions, and exhibits good overall symmetry and proportion. Because gemstone color can vary, [...]
Identifying Marks Because gemstones form under unique circumstances, each individual gemstone is comprised of a combination of trace minerals, which create a unique set of identifying marks or inclusions. Inclusions will not necessarily detract from the beauty or desirability of a colored gemstone. What to Look For When considering a colored gemstone's clarity, you should [...]
Tone Tone represents the depth of color, ranging from colorless to black. Gemstone tone is described as "lys," "medium-light," "medium," "medium-dark," og "dark." Blue Nile offers gemstones with the most sought-after tones that fall within the medium-light to medium-dark range. For all of our gemstone jewelry, you'll find any tone variations are called out in [...]
Gemstone Color The beautiful color of a gemstone is its most defining characteristic, and many jewelers consider it to be the most important evaluation criterion. When deciding upon gemstone color, examine hue, tone, og metning. Hue The most valuable gemstones are those that exhibit a pure color and only "slight" hues of other colors in [...]
Gemstone Education This guide defines the five essential characteristics of gemstone quality. By understanding these characteristics, you'll be able to shop with confidence. Print this helpful information and take it with you shopping so you can make the best choice on a beautiful piece of gemstone jewelry. Color The jewelry industry recognizes the highest quality [...]