How to Read a Certification For Loose Diamonds
If you have been shopping for diamonds, then you may have encountered the phrase, “Certified Loose Diamonds” and not known exactly what that meant. Here is an overview on the an avowed loose diamond is and how to think of all the information that is provided in the certification. An avowed loose diamond is a stone that has been has been cut, finished and assessed by an authorized diamond lab to admit for its quality and arrangement. The certificate is also known as a grading report or a dossier. This thorough examination should boost your confidence, particularly when buying online. This certificate is not an assessment but, it can come in handy if you opt to insure your stone.
The world’s leader in the certification process of loose diamonds is GIA. The Gemological Institute of America, or GIA for short, was founded in 1931. They developed the 4 C’s grading platform that is used almost generally in the diamond industry. The four C’s refer to a diamond’s: Cut, Clarity, Color, and Carat weight. GIA can be as independent as it gets, being a non-profit organization they can maintain truly objective standards. Each stone that is certified will have a unique number laser inscribed on its girdle that goes along to the number on the certificate. The stone and paperwork travel in tandem from GIA to retailers. This protects you are getting the same diamond that the paperwork indicates.
Each Certificate includes a wealth of information. Beginning from the top of GIA Report you will see the date that the diamond was examined accompanied by the certification or tracking number. Next is very important is listed referring to brilliant round or modified sq for example 鑽石淨度. The measurements of the diamond get, which are accurate to the nearest one-hundredth of a millimeter. The carat weight is then listed, showing you the weight to the nearest one-hundredth of a carat. The depth % and table % are the relation of the depth of the diamond in comparison to the rest of computer and the table is the wide top portion in comparison to the whole stone. The girdle or thickness of the stone is listed as well as the culet size, which is the size of the pointy diamond tip. A gloss grade comments on top appearance. A proportion grade assess how symmetrical the cuts or features in the diamond are. Clarity will tell you how many flaws (often microscopic) are in the stone. The color is ranked on a scale from D-Z. A “D” grading is the most brilliant with all grades down the line showing a weak yellow touch. Any general comments on the item will be noted accompanied by a plot or diagram of the stone with its measurements and flaws listed. It’s no wonder with all the industry terms suited for a certificate, that they can be a bit confusing! Understanding, this complex process will make which you better diamond buyer and one that can buy fine diamonds with full confidence.