jewelry stamping blanks wholesale Which country does Cla do?

reputable wholesale silver jewelry dealers The name of Clar's unit originated from West Africa Ghana in the 13th century.
In the research research on Huaxuan's layman, the name of Clark's unit originated in the 13th century West Africa Ghana, and its capital Akilla was the world's earliest gold diamond distribution center. Due to the dysfunction of various languages, the place of transaction is the measurement unit.
Carat, also known as Kaka, Kara, began to use it as a gem metering unit in 1907. It is the quality unit of gems such as Zhuyu and Diamonds, and the purity ratio of precious metals.
The expansion information:
The price of diamond ring is calculated at carat. Generally, 0.2 carats sell for about 4,000 yuan; 0.3 carats sell for about 7,000 yuan, the larger the more expensive. The beautiful diamond depends on its purity, whether there are cracks, how much cracks, color, cutting, etc., the price is related to the above points.
While paying attention to the weight of the diamond, we must pay attention to the color, clarity, and cutting of the diamond, that is, comprehensively consider the "4C" standard. Large weight, good cut (with bright light), less pure flaws, and well -white diamonds are good diamonds.
In the purchase of diamond jewelry of more than 30 points. Do n’t forget to ask the merchant to show the identification certificate from the national testing department.
Reference materials Source: Baidu Encyclopedia-Cla
Reference Data Source: Baidu Encyclopedia-Diamond Ring