أرشيف الوسم: What are the "A goods"

what does au750 mean on jewelry What are the "A goods", "B goods" و "ج البضائع" من الجاديت?

Jadeite is one of the protagonists in the Chinese jewelry and jade market. It is directly carved into shapes or inlaid into jewelry for sale. في السوق, we often hear "A goods", "B goods", "ج البضائع", أو "A grade" يشم, "B grade" يشم, "C grade" jade and so on. في الحقيقة, this is not [...]