Hard gold is more expensive than pure gold for three reasons:
1, hard gold is the use of advanced hollow nanotechnology, the hardness of traditional gold increased to 4 times the original, equivalent to the hardness of 18k gold jewelry, and its gold content and gold is the same.
2, hard gold breaks through the soft texture of gold ACCESSORIES, far more than the hardness of traditional gold, not easy to wear, scratch, deformation, its three-dimensional sense is stronger, easier to maintain, and has high wear resistance, meticulous and lightweight, comfortable to wear and other characteristics.