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jewelry wholesale stainless steel Diamond color i, j are second excellent, etc., close to colorless grades.
The color grading of diamonds, according to the GIA color grade table, from the completely colorless D to the yellow -brown Z, a total of 23 levels. Among them, the D.E.F. Grade belongs to the colorless range, G.H.I.J is close to the colorless range, K.L.M is light yellow, and n below n is light yellow. The price below Z is called color diamond, and the price is very expensive.
The diamond E color is better in color, that is, a completely colorless diamond, but such diamonds are also very rare. The color level of diamonds is mainly divided into D, E, F, G, and H levels. The closer to the D -level diamond ring, the better its color, and closer to colorless. In the jewelry industry, the D -level diamond ring has high value.
The expansion data
The diamonds have a variety of natural colors, from precious colorlessness (white after cutting), rare light blue, pink to common slightly yellow. The more transparent, the more white can penetrate, and the more colorful after refraction and color.
The diamond color grading is in the hierarchical environment of a professional laboratory. The technicians will be determined repeatedly with the standard color of the standard color than the standard color stones. The whitening diamonds are set as D -episodes (that is, start with Diamond's first letters). The color of diamonds is divided into 11 levels, in turn: D, E, F, G, H, I, J, K, L, M, N.
The diamond weight is calculated in carat (also known as card). 1 carat = 200 mg = 0.2 grams. One carat is divided into one hundred copies, each called one point. 0.75 carats are also called 75 points, and 0.02 carats are 2 points. Under other conditions, as the diamond weight increases, the value of the value is increased geometrically; diamonds with the same weight will be far from the difference in color, clarity, and cutting.
Reference information Source: Baidu Encyclopedia — Diamond Ring
dallas texas wholesale jewelry store Diamond color level i ~ J -level indicates that diamonds are close to colorless. In the domestic diamond grade division standard, i ~ J represents the white -stage diamond. Diamond color is one of the main parameters of the choice of diamonds. When you buy diamond purchase, you can see that many brands sell diamond color levels are mainly i ~ J.
diamond color grading
In the GIA color grading system, the diamond color is divided into 23 grades, and it is represented by the letters from D to Z, according to the color of the diamond from shallow to deep, a total of division is divided into a total D, E, F, G, H, I-J, K-L, M, N-O, P-R, S-Z. According to the color range, the 23-colored levels are divided into five categories: D-F indicates colorless, G-J is near colorless, K-M represents slightly yellow, n-r represents extremely pale yellow, S-Z indicates pale yellow, and more detailed can be found. Almost every color level represents different color characteristics.
diamond color level i ~ J -level indicates that diamonds are close to colorless. In the domestic diamond grade division standard, i ~ J represents the white -stage diamond. This color -level diamond can detect slight colors, but it is basically limited to the gradients who have been practiced. It is still difficult for ordinary people to find the diamond color.
How diamond color level i ~ j?
i -j is medium in the color of diamonds. Diamonds of this level are more common in the market and are also favored by ordinary consumers. In terms of price, I-J-color diamonds are a category of economic affordability, and the cost performance is relatively high.
The consumers to look at the I-J level diamonds alone do not see the color, and compared with the H color and above diamonds, I-J color diamonds are much affordable. Therefore The color level can also be the first choice.
i ~ J color level diamonds how to choose
diamond 4C is the key to selecting diamonds. Even if you know the color level of the diamond, the clarity, cutting, and size of the diamond must be considered. From the perspective of visual effects, the selection of I ~ J color level is generally aimed at 30 points of diamonds, so that the color will be slightly lighter, and in order to match the high cost performance characteristics, the level of other aspects will not be particularly high. For example, the clarity is usually selected.
If the price / performance ratio is the purchase standard, then I ~ J color diamonds may be the most suitable choice. If you need to be higher, you can also choose G-H-color diamonds with a little higher value.
wholesale costume jewelry atlanta Both I and J are the color levels of diamonds. I-J means that the color level of the diamond is between I and J.
I international authoritative certificates, gem -level diamond color levels are divided into: D, E, F, G, H, I and J. J is under industrial drilling.
The certificates of our country are relatively thick. The color level of gem-level diamonds is only divided into three classes, which are extremely white (D-F), which corresponds to D, E and F of the international authoritative certificate; G and H corresponding to international authoritative certificates; white (I-J), I and J corresponding to international authoritative certificates.
So domestic i-j replaced by text description is the color level of white.
wholesale murano jewelry The color of natural diamonds is mostly colorless (white), as well as blue, green, red, purple, brown and black diamonds.nFor "colorless" (white) diamonds, it is usually slightly different yellow tones with different shades. Because of the difference in yellow shades, it directly affects the evaluation of diamonds, so a unified color grading has been formed internationally.nThe color grading of the diamond is determined compared with a standard sample that is the same size and the color has been calibrated.nIt is expressed in the world with a series of capital letters, starting from D (this is because the English of diamonds isnBecause the color level is lower than N (90) diamonds, it can be seen that it is very yellow to see the naked eye. Generally, those diamonds will not be used to make jewelry.nIn various color levels, use text to describe the same regulations as follows:nD E (100 99) is called "extremely white"nF g (98 97) "nH (96) is called "white"nI j (95 94) is called "slightly yellow (brown, gray) white"nK L (93 92) is called "light yellow (brown, gray) white"nM, N (91 90) is called "light yellow (brown, gray)"nu003CN (u003C90) is called "yellow (brown, gray)"nFor diamonds that have been inlaid, the color grading description is more rough. The unified description is as follows (the general diamond jewelry identification certificate described, that's it):nD--g (100--97) is called "excellent white".nH--J (96--94) is called "white".nK-N (93-90) is called "light yellow and white".nL all represents its color level is "light yellow and white". Looking at this diamond with the naked eye, it can be seen that it is quite yellow (you can observe a piece of white paper behind the diamond).
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