I can't dig it out, I can only see one side, ordinary stone lines.

Can't dig, both inside and outside the wall can be seen, dark cracks.

Dig, you can only see one side, the cracks on the surface.

If you dig, you can see the inner and outer walls, and they are cracked.

The above description can only be basically established for bracelets with normal thickness and moisture.

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You need to judge for yourself according to the methods provided above.

Visually, it is A goods.

If it is perfect, the price will be in the range of five digits or even five digits.

If the price is low, it is basically a problem to solve.