Blue flame is a special cutting work, and Xie Ruilin also has 100 cutting faces with nine hearts and one flower. Actually, it's all the same If you like its meaning, or personally like it, buy it. However, if you will consider preservation, appreciation and cost performance, it will be better to choose the standard 57 aspects of GIA certificate.

Because blue flame is a diamond with strong blue fluorescence, its own quality is very low among diamonds, which has attracted the attention of Europe, but China people are not particularly concerned because it is not particularly popular with customization.

This is a matter of opinion.