Color Gemstone GradingGrading System of A Color Gemstone
Color Gemstone Grading SystemOnly one, in thousands of diamonds possesses natural color and is referred to as a Fancy Colored diamond.
Between the two categories of diamonds, Fancy Color or White, the color of a diamond affects its price.
The important to know is that the grading for each group is entirely different.
When purchasing a Fancy Color diamond, cut proportions and clarity are less important .
A professional diamond grading laboratory, like NYG, has the ideal conditions necessary to differentiate and grade colored diamonds, and to identify color origin as natural, processed, artificially treated.
Fancy color diamonds are graded in two ways.
The first factor considered is the stone's basic hue, such as yellow, blue, red, etc.
The second is the diamond's intensity. Both color characteristics form the basis for determining a fancy colored diamond's worth.
The information below will help you understand fancy color diamonds to determine the diamond.
C5 of Fancy Color Gemstone
Fancy Color Gemstone Description
- Color intensity or the deepness or richness of color, is the most important consideration when purchasing A Fancy Color Diamond.
- Usually, The more intense the color, the rarer and, more valuable and expensive the diamond will be.
- NYG Laboratory uses nine categories to grade color diamonds.
- Intensities of A Fancy color diamonds are graded in order of increasing from Faint, Very Light, Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid, Fancy Dark, and Fancy Deep.
- After color grade, carat weight has the most impact on price for fancy color diamonds.
- When diamonds are mined, large gemstones are discovered much less frequently than small ones.
- This makes large diamonds much more valuable.
- This is the reason, why diamond prices for fancy color diamonds rise exponentially with carat weight.
- In Fancy Color Diamonds, clarity is less important than it is in colorless diamonds.
- It is, because inclusions tend to be masked by the diamond's color.
- Fancy color diamonds are cut to emphasize their color.
- This contrasts with colorless diamonds, which are cut to maximize sparkle or brilliance.
- Which is in some instances can detract from the natural color of a fancy color diamond.
- Color is the most important characteristic considered when Fancy Color Diamonds are being cut.
- Fancy Color diamonds are independently analyzed and graded by NYG Laboratories.
- Each diamond is accompanied by a colored gemstone identification and origin report.
Elements of Fancy Color Diamond
Main Elements to Grade Fancy Color Diamond
- A diamond's overall body color.
- Hue or color refers to the main color of the diamond such as Red, Blue, Pink or Yellow.
- There are total 27 hues in all Fancy Color Diamond.
- Sometimes hues include a combination of Main and Modifying colors.
- There are eight Main Colors that are used in system : Red, Orange, Yellow, Green, Blue, Violet, Purple and Pink.
- For example, a Bluish-Green diamond may contain a Green hue and modifying tints of Blue.
- When a diamond has more than one color (second, third, fourth, fifth color!), the last color mentioned is the main color of the stone.
- The diamond’s main color is organized first and the modifiers afterward, as a result.
- Gray and Brown are common color modifiers or supplementary colors, that do exist as solid colors.
2. Orangy Pink
3. Pinkish Orange
5. Yellowish Orange
6. Yellow Orange
7. Orange Yellow
8. Orangy Yellow
11. Green Yellow
12. Yellow Green
13. Yellowish Green
15. Bluish Green
16. Blue Green
17. Green Blue
18. Greenish Blue
20. Violetish Blue
21. Bluish Violet
24. Pinkish Purple
25. Pink Purple
26. Purple Pink
27. Purplish Pink
- Tone refers to Lightness or Darkness.
- The Tone of color grading refers to the lightness or darkness of the hue, or primary color of the diamond.
- Tone defines how light or dark the color or hue of the diamond actually is.
- It refers to the diamonds intensity of color.
- It involves the following Seven factors:
1. Very Light
3. Medium Light
5. Medium Dark
7. Very Dark
- The intensity or degree of color.
- Saturation refers to the dominance of hue in the color, and Intensity of it.
- It is the measure of how strong and intense the Main color of the diamond actually is, such as light, deep, intense or vivid.
- A fully saturated color is the truest version of color.
- Primary colors (Red, Orange, Yellow, Green, Blue, Violet, Purple and Pink) are 'TRUE', so they are also fully saturated.
- It involves six different levels:
1. Fancy Light
3. Fancy Intense
4. Fancy Dark
5. Fancy Deep
6. Fancy Vivid
- The Total intensity color grading of a diamond is based on a combination of tone and saturation.
- The combination has Nine different grades.
2. Very Light
4. Fancy Light
6. Fancy Intense
7. Fancy Dark
8. Fancy Deep
9. Fancy Vivid
Fancy Colors of DiamondFancy Diamond Colors
Different Types of Fancy Color Diamonds
- Fancy yellow diamonds are perhaps the most common of all fancy color diamonds.
- Caused by large aggregates of nitrogen atoms.
- Fancy yellow diamonds, also known as canary diamonds.
- The deeper the yellow the more expensive the diamond.
- It ranges from the saturated fancy vivid yellow diamond to the fancy intense yellow diamond down to the light yellow diamond.
- These are especially popular in high end engagement rings set in yellow gold.
- Fancy red diamonds are considered particularly valuable and rarest diamond.
- The Red color diamond is directly connected with eternal love and everlasting romance.
- Red diamond can be found with a single, pure color or with Purplish, Brownish, and Orangy secondary colors.
- Its founds only with one intensity grade - Fancy.
- Fancy Pink diamonds are considered particularly valuable and rarest diamond.
- Wildly popular, Pink diamonds are valued for their beautiful, romantic hues.
- This vividly passionate and feminine stone can be found in a pure single color or with any of the following hues colors - Purple, Purplish, Brown, Brownish, Grayish, Orangy, Brownish Orangy and Brownish Purple.
- The intensity grades of natural fancy pink diamonds can be Faint, Very Light, Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid, Fancy Deep and Fancy Dark.
- Fancy pink diamonds are one of the most popular fancy color diamonds used in wedding bands and engagement rings.
- After fancy red diamonds, fancy blue diamonds are the rarest diamond color and are valued as such.
- Fancy blue diamonds come in a range of colors, from powder blue to deep blue, aquamarine blue to grayish-blue.
- In a Single, pure color, Blue diamonds can contain one, two, or even three of the following overtone colors; Gray, Grayish, Green, Greenish, Violetish, Gray Greenish, and Graysih Greenish.
- Blue diamonds are found in all intensities, Faint, Very Light, Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid, Fancy Deep and Fancy Dark intensity grades.
- It is depending on the color combinations in the stone.
- Black diamonds have made a dramatic presence on bodies of the most rich and famous walking the Red Carpet.
- Also known as Carbonados.
- Fancy Black diamonds are favored for their striking appearance as well as their relative affordability.
- They are considered relatively common and are most popularly used in men’s jewelry.
- The unique Black color diamond can only be found in one intensity level, Fancy Black.
- Monotone - Fancy grey diamonds are relatively uncommon and are thought to be rather valuable.
- The Gray color diamond, which often resembles a dominant personality, is extremely alluring.
- Favored for their smoky, ethereal look, fancy grey diamonds vary in color from deep grey to grayish-blue.
- Gray color diamonds can be found as pure, single colors or combined with any of the following overtone colors; Violet, Violetish, Blue, Bluish, Pinkish, Green, Greenish, Greenish Yellow, Greenish Yellowish, and Yellowish Green.
- It can be found with Very Light, Fancy, Fancy Deep, and Fancy Dark intensity grades depending on which secondary colors it contains.
- Purple Diamonds can be found in a pure, single color although it is very uncommon.
- Popular for their unique appearance and romantic hues, fancy purple diamonds are a rarity and are highly valued.
- More often, they are found with Pink, Pinkish, and Greyish Pinkish secondary hues.
- The only intensity grades that Purple diamonds are found in are Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid and Fancy deep depending on the secondary colors within the stone.
- Perfect for anniversary rings and engagement rings, fancy purple diamonds are in high demand.
- The result of increased exposure to radiation, Fancy Green diamonds are considered especially uncommon and incredibly stunning.
- Radiant and unique, Fancy Green diamonds are perfect for truly one of a kind jewelry pieces.
- Green diamonds can be found in a pure, single color or one, two, or even three of the following overtone hues; Yellow, Yellowish, Blue, Bluish, Brown, Brownish, Grey, Greyish, Grey Yellowish, and Greyish Yellowish.
- The different intensity grades that Green diamonds are found in are Faint, Very Light, Light, Fancy, Fancy Intense, Fancy Vivid and Fancy Deep.
- Its depending on the secondary colors of the stone.
- Popularity of different shades of Brown Color Diamonds is rapidly growing.
- Also known as chocolate diamonds, brown diamonds were made popular by their warm and deep hues.
- Being more common than red or blue diamonds, Fancy Brown diamonds are also favored for their relative affordability.
- Brown diamonds can be found with a single, pure color and one, two, or even three of the following secondary hues; Pure, Yellow, Yellowish, Pink, Pinkish, Orange, Orangy, Greenish, Greenish Yellow, Purple, and Reddish.
- They are found with Light, Fancy Light, Fancy, Fancy Deep and Fancy Dark intensity grades depending on the secondary colors of the stone.
- Fancy orange diamonds are favored for their vibrant appearance, as well as their rarity.
- They vary in color from orangey-pink to deep orange and are considered especially valuable and unique.
- Orange stones can contain Brown, Brownish, Yellow, Yellowish, Brownish Yellowish, and Pinkish secondary hues.
- They are found with Fancy, Fancy Intense, Fancy Vivid, Fancy Deep and Fancy Dark intensity grades depending on the color combination of the stone.
- Orangish-Red : Orangish-red diamonds feature a primary reddish hue and a secondary orange hue, producing a fiery, vibrant gemstone.
- Reddish-Orange : Reddish orange diamonds exhibit a primary orange color, with a secondary reddish tinge, for a radiant, stunning diamond.
- Yellowish-Orange : Yellowish-orange diamonds posses a primary orange hue, complemented by a faint yellowish tinge, producing an effervescent diamond.
- Yellow-Orange : Yellow-orange diamonds exhibit a primary orange color, tinged by a vivid yellow hue, for a radiant gemstone.
- Orange-Yellow : Orange-yellow diamonds boast a primary yellow color, with a secondary orange tinge, producing a fiery diamond.
- Orangish-Yellow : Orangish-yellow diamonds posses a primary yellow tone, with an orangish tinge, for a beautiful, vibrant diamond.
- Greenish-Yellow : Greenish-yellow diamonds feature a yellow primary tone, with faint greenish tinges, for a truly unique diamond.
- Green-Yellow : Green-yellow diamonds boast a primary yellow hue, with a vivid green tinge, for a truly one of a kind diamond.
- Yellow-Green : Yellow-green diamonds feature a green primary color, with a yellow secondary tinge, producing a dazzling diamond.
- Yellowish-Green : Yellowish-green diamonds posses a green primary hue, with a faint yellowish tinge, for an intriguing looking diamond.
- Bluish-Green : Bluish-green diamonds boast a green primary color, with a bluish undertone, for a vibrant diamond.
- Blue-Green : Blue-green diamonds posses a deep green color, with a deep blue tinge, for a dazzling, deeply colored diamond.
- Green-Blue : Green-blue diamonds posses a primary blue hue, with a green secondary tone, for a truly spectacular diamond.
- Greenish-Blue : Greenish-blue diamonds feature a blue primary hue, with a faint greenish tinge, for a subtle, yet radiant, diamond.
- Violetish-Blue : Violetish-blue diamonds feature a blue primary color, with a violetish tint, for a truly unique diamond.
- Bluish-Violet : Bluish-violet diamonds boast a violet primary tone, with a faint bluish tinge, for a radiant diamond.
- Violet : Violet diamonds feature a primary violet hue, for a rare and truly magnificent diamond.
- Reddish-Purple : Reddish-purple diamonds boast a purple primary hue, with a reddish tinge for a vibrant diamond.
- Red-Purple : Red-purple diamonds boast a purple primary tone, with a deep red secondary tone, for a stunning, eye catching diamond.
- Purple-Red : Purple-red diamonds feature a red primary tone, with a purple secondary tinge, for a colorful, vibrant diamond.
- Purplish-Red : Purplish-red diamonds boast a red primary tone, with faint purplish underscores, for a spectacularly colored diamond.