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 [...]
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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. 이와 같이, 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, 정통 보석. 당사의 유색 보석은 당사의 엄격한 품질 기준을 충족하는지 확인하기 위해 숙련된 보석학자의 엄격한 내부 검사를 거칩니다.. 희귀성과 독특한 시각적 특성으로 인해, 고급 보석상에서 판매되는 거의 모든 유색 보석, 블루나일을 비롯한, ~이다 [...]
Different Densities The carat weight of a gemstone does not necessarily allow you to accurately envision the size of the gemstone. Different gemstones have different densities (mass per unit volume), so two gems that appear to be the same size may actually have very different weights. 예를 들어, a ruby is more dense than a [...]
Gemstone Cut Look at the gemstone in the setting and ensure that all the facets are symmetrical. An asymmetrically-cut crown indicates a gemstone of low-quality. In all cases, a well-cut gemstone is symmetrical and reflects light evenly across the surface, and the polish is smooth, without any nicks or scratches. 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, 각각의 개별 원석은 미량 미네랄의 조합으로 구성되어 있습니다, 식별 표시 또는 포함의 고유한 세트를 생성합니다.. 내포물이 반드시 유색 보석의 아름다움이나 바람직함을 손상시키지는 않습니다.. 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 "빛," "medium-light," "중간," "medium-dark," 그리고 "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, 음정, 채도. 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 [...]