No visible marks — pristine front, back and frame.
| Grade | What it means | Min battery |
|---|---|---|
| A+ | No visible wear; screen and body pristine. | 90%+ |
| A | Very light signs of use; faint micro-scratches only visible at an angle. | 85%+ |
| B | Visible scratches and/or minor scuffs on body; screen may have light marks not affecting display. | 80%+ |
| C | Heavier wear: noticeable scratches, scuffs, possible minor dents. | 75%+ |