Is the diamond ring of China gold a natural diamond?

Now China gold diamond rings are all natural diamonds. Synthetic diamonds have not been used yet. But diamonds are also divided into carat diamonds, that is, a single diamond reaches more than one carat. If economic conditions permit, you can buy carats of diamonds, which are more valuable. Diamonds are judged according to 4C, clarity, cut, color and size. The inclusions in the diamond should be less, the cut should be symmetrical and bright, the color of the white diamond should be white, and the lowest color of the white diamond is J.