Is this a rough diamond? Diamond, also known as diamond, the mineral name is diamond. Its chemical composition is carbon, which is the only one composed of a single element in gemstones and belongs to the equiaxed crystal system. (1) Seven basic styles The crystal structure of diamond is very complicated, but there are mainly …
Recently, the 2021 International Jewelry Summit Forum (hereinafter referred to as the Summit Forum), one of the supporting activities of the 4th China International Import Expo, was grandly held in Shanghai. Xiao Guiyu, Deputy Director of the Standing Committee of the Shanghai Municipal People’s Congress, Dr. Palitha TBKohona, Sri Lanka’s Ambassador to China, Chairman of …
2021 International Jewelry Summit Forum held in Shanghai Read More »
(1) Strong fire color As we all know, an important reason for the popularity of diamonds is that they have a strong fire color. However, with high-quality cuts, the fire color of synthetic diamonds is stronger and brighter than that of natural diamonds. (2) Cheap price According to a recent report by the Financial Times, …
Strong fire, excellent price, strong choice, new consumer choice Read More »
As De Beers announced its entry into the cultivating diamond jewelry industry market in 2018, China’s cultivating diamond source industry ushered in a new life. Through independent research and development, overcoming the technical barriers of catalyst formulations and equipment, innovating and synthesizing large particles of “jewelry diamonds” ( Also known as “jewel-grade diamonds”), it has …
The history of cultivating diamonds in Chinese laboratories Read More »
At the beginning of December 2021, the global production and market demand for cultivated diamonds have caused some phenomena. The inventory on the hands of intermediary players has increased significantly, and the price of rough and cultivated diamonds has gradually decreased, although the recent production of rough and the volume of global cultivated diamond market …
Has the global supply of cultivated diamonds exceeded demand? Read More »
Cultivated diamonds produced by chemical vapor deposition are free of nitrogen and other impurities, and their hardness and gloss are beautiful and pure. It is Type IIa in the true sense. (Type IIa diamonds refer to diamonds that do not contain nitrogen and other impurities and are very pure in composition.) The quality of cultivated …
