Gemstone News Center

How to Judge the Quality of Lab-Grown Diamonds—A Selection & Authentication GuideWhy a New Guide Is Needed• The classic 4 Cs aren’t enough. Growth method (CVD Diamond or HPHT Diamond), lab accreditation, and even blockchain tracking codes influence value.• Vocabulary is messy. Marketing terms such a   Read More>

1. What exactly are lab grown diamond?lab grown diamond are produced in laboratories where the environment in which natural diamonds are formed is recreated using advanced techniques and equipment, and small diamond seeds are used to induce natural crystallization of the diamonds, producing diamonds   Read More>

Since Lab grown diamond entered the market, they have faced criticism from some natural diamond industry players. In reality, there is no direct competition between natural and lab-grown diamonds. Most people buy diamonds only on special occasions, such as engagements, as diamonds are often used   Read More>

Since ancient times, mankind's quest for diamonds has never ceased. The rarity, beauty and value of diamonds have made them a timeless symbol of love and luxury. In various cultures, diamonds are considered a precious gift to pay tribute to love, friendship and loyalty.   Read More>

Synthetic diamonds have a long history. The first HPHT diamond was synthesized by ASEA in Sweden in 1953; the first CVD diamond was synthesized by William Iverso, a scientist at Union Carbide in the United States, in 1952. The two processes are as follows: one method is known as HPHT synthesis, in   Read More>