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Ksenon
Dołączył: 21 Mar 2011
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Wysłany: Śro 4:05, 18 Maj 2011 Temat postu: How Diamonds Are Weighed And Classified For Clarit |
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With a little train even a beginner can study to tell the quality of diamonds.
Beware while shopping because diamonds that are already set or mounted. If extra than an diamond is secondhand in the chip, the label ashore the jewelry ambition give the CTW or Carat Total Weight - it does no narrate you the carat heaviness of every stone in the piece. You absence to inquire the jeweler because the total carat weight of the largest diamond in the piece to really know what you are purchasing.
Many people mistakenly meditation namely diamond lucidity refers apt how clear it is. This isn't so. Clarity really refers to the internal and external imperfections of the diamond. The best diamonds, of way get a grade of FL alternatively IF - Flawless alternatively Internally Flawless - meaning namely it is perfect. A grade of I-1, I-2 or I-3 method that the diamond is imperfect, with a grade of I-3 being the worst.
However, in the far eastern, where Carob trees do not grow,[link widoczny dla zalogowanych], rice was used to measure the weight of a diamond. If a diamond weighed as many as four grains of rice, it was four grains - or one carat as we understand it to be immediately. The bulk of diamond purchases are for diamonds that are 1/3 of a carat.
monds are amounted in Carat Weight. One carat weighs 200 milligrams. If a diamond is referred to for 4 grains, this likewise means that it is a one carat diamond. The word Carat comes from the word carob. A carob is a bean that grows on a tree in the Mediterranean. In times elapse, if a diamond measured the same for a carob bean, it was one carob, or one carat.
Other grades are VVS1 and VVS2, which means that the diamond is quite, very slightly imperfect; VS1 and VS2, definition the diamond is very slightly imperfect; SI-1 and SI-2, which means that the diamond is slightly imperfect.
Clarity is also one important aspect of a diamond, and it is essential to know how to grade the clarity of a diamond before you buy one. It is actually quite easy to learn how to grade the clarity of a diamond. There are basically two entities that you have to understand: Diamonds with visual inclusions and blemishes, and those that are 'eye clean' meaning that there are not inclusions or blemishes that can be watched with the undressed eye. From there,[link widoczny dla zalogowanych], the clarity of a diamond is beyond broken down into subcategories.
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