0
What is the standard magnification for diamond clarity grading under FTC guidelines?
Wiki User
∙ 13y ago
In two places in its guidelines, the phrase "...corrected magnifier at 10-power, with adequate illumination, by a person skilled in gemstone grading..." is used.
Read more, below.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
How is the clarity of a diamond determined?
Gem-stone diamond clarity is documented by a certified gemologist -- with an 'important diamond', potentially more than one gemologist -- according to a scale.From Wikipedia:"Diamond clarity is a quality of diamonds relating to the existence and visual appearance of internal characteristics of a diamond called inclusions, and surface defects called blemishes. ... Inclusions may be crystals of a foreign material or another diamond crystal, or structural imperfections such as tiny cracks that can appear whitish or cloudy. The number, size, color, relative location, orientation, and visibility of inclusions can all affect the relative clarity of a diamond. A clarity grade is assigned based on the overall appearance of the stone under ten times magnification."You can read more, below.
What is AAA clarity in a diamond?
The annotation 'AAA' is not a typical clarity notation for a gem-quality diamond.
What is the highest grade for diamond clarity?
The highest clarity grade is F - Flawless, or IF - Internally Flawless.
What is a J clarity in a Diamond?
The initial J refers to colour, not clarity. On the scale of colourless diamonds, J fits into the range of slightly yellow.
What is h 1 clarity in diamonds?
Your question includes two characters:H is used to describe a colour of a 'white' diamond, and indicates that the diamond is barely yellow1 must be preceded by other letters in order to signify clarity. Those letters can be VVS, VS, or I.
How can you read the clarity of a diamond?
Trained gemologists use a 10x magnification to identify diamond clarity. You can read more about how clarity is graded by understanding the flaws and how they occur, below.
Which lenses are used by diamond merchants?
A rough rule-of-thumb magnification level is ten times normal vision, written as 10x. This is the general magnification standard for jewelery. Some diamond merchants, however, may use a stronger magnification by personal choice.
What is a vs diamond?
VS refers to the clarity of the gem: it stands for very slight.VS is a little above middle-of-the-road clarity grade that inclusions will not be visble to the naked eye, and will be very slight under a 10-times magnification.
What price of diamond per gram?
There is no standard price per gram/ ounce or carat for diamond, since a diamond is valued by its cut, colour, clarity and weight (carat).
How is the clarity of a diamond determined?
Gem-stone diamond clarity is documented by a certified gemologist -- with an 'important diamond', potentially more than one gemologist -- according to a scale.From Wikipedia:"Diamond clarity is a quality of diamonds relating to the existence and visual appearance of internal characteristics of a diamond called inclusions, and surface defects called blemishes. ... Inclusions may be crystals of a foreign material or another diamond crystal, or structural imperfections such as tiny cracks that can appear whitish or cloudy. The number, size, color, relative location, orientation, and visibility of inclusions can all affect the relative clarity of a diamond. A clarity grade is assigned based on the overall appearance of the stone under ten times magnification."You can read more, below.
Can you give a sentence using the word clarity?
"The clarity of the diamond tells you how clear the diamond is"
What does l-1 clarity mean?
According to the Gemological Institute of America, from Wikipedia, below: "Included category (I) diamonds have obvious inclusions that are clearly visible to a trained grader under 10x magnification. Included diamonds have inclusions that are usually visible without magnification or have inclusions that threaten the durability of the stone." A gem rated with I-1 clarity indicates that a single inclusion is visible. This is the highest rating for the included category, which is the lowest rating for diamond clarity.
What is AAA clarity in a diamond?
The annotation 'AAA' is not a typical clarity notation for a gem-quality diamond.
What does clarity mean in a diamond?
Clarity for a diamond describes the number and amount of flaws or inclusions in a stone. Perfect clarity -- the lack of any flaws or inclusions -- is called Flawless, or Internally Flawless, which is the highest clarity grade.
How do they determine the clarity of a diamond?
Clarity of a diamond is an ANSII standardized procedure that involves placing a light near the diamond and measuring the refraction.
What does clarity SI2 mean for diamond clarity?
SI2 indicates that in at least two places inside the diamond, inclusions, however slight, are visible.You can view diamond clarity images, below, including one for a diamond graded as SI2.
How do you read diamond clarity symbols?
You can review the charts and information, below, to learn more about diamond clarity symbols.
