| N rank |
Products that we deem to be unused (with minor defects in the accessories of the main unit due to storage or display) |
| S rank |
Products with little or no evidence of use (minor defects due to storage or display in the accessories of the main unit are acceptable) |
| SA rank |
Products showing signs of minute use |
| A rank |
Good condition with some signs of use |
| AB grade |
Goods in good condition with some scratches and stains due to use. |
| B grade | The Movement Works properly. Products with scratches or stains due to use. |
| BC rank |
Goods with deep scratches, conspicuous stains, or defects that may interfere with the use of some parts of the product |
| C rank |
Goods with defects that, for the most part, interfere with normal use, such as significant deterioration or damage |