diamond jewelry wholesale prices Will the hardness of gold and black gold increase the hardness?

diamond jewelry wholesale prices

3 thoughts on “diamond jewelry wholesale prices Will the hardness of gold and black gold increase the hardness?”

  1. cloie jewelry wholesale It will increase.
    The hardness of the golden black gold process will increase. Craft gold hardness is four times greater than traditional gold hardness, close to K gold hardness. Now the major jewelry shops have applied their own styles and novel and prominent styles to the production of craft gold. The golden texture is soft, only for making gold bricks bricks, etc. If gold jewelry is made, its soft texture is not suitable, it is easy to cause deformation wear, and it is easy to leave seams and welded joints. Not strong.

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