Through PVD plating, the color uniform, lasting color retention.

PVD plating is a type of vacuum ion decomposition technique，The principle of the machine is to work under vacuum status and the high temperature will atomized gold and then it will infiltrate of stainless steel surface, it's the high techenology plating method. Rose gold necklace PVD coatings have high temperature and good impact strength, excellent abrasion resistance and are so durable.