Aggie Lala. Diamonds. June 02nd , 2017.
Carat refers to the standard unit of weight that is used to measure the weight of a diamond . One carat is equal to 200 milligrams. Once the cut, color, and clarity have been decided, it is easy to determine the weight. Sometimes the weight is also expressed in 'points'. One carat is equal to 100 points. Carat refers to the weight and not the size of the stone. A shallow cut gemstone may have a larger diameter and look bigger than a deep cut variety of the same weight.
The Mir Mine is about 525 meters (1,722 ft) deep with a diameter of 1,200 meters (3,900 ft). After the Bingham Canyon Mine (Utah), the Mir Mine stands in line for being the second largest excavated hole in the world. The Mir Mine remained active from 1957 to 2001 and finally closed down with good faith in the year 2011.
' Auction establishments can often provide for the highest profits, particularly when the old diamonds are valuable in every sense of the word. The bidding amounts may go higher until such time that your actual profits have more than doubled than expected. We generally don't recommend online auction sites in selling old diamonds, however.
Color and flaws: Most diamonds are naturally impure, and have flaws or inclusions, like a remnant of an original crystal face, for example, trigons. One typical characteristics of diamonds is a yellow shade in their appearance and those without any color are rarely found. Production of CZ is virtually flawless, and since they are composed of synthetic matter, they are absolutely colorless.
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