Centering is how evenly the borders sit around a card's picture. Graders write it as a split, such as 55/45. A card can be flawless and still miss a 10 on centering alone. Measure yours with the calculator below.
Measure the border on each side of the front, in millimeters. A ruler works, and so does a photo you zoom into.
| PSA grade | Front | Back |
|---|---|---|
| 10 | 55/45 to 60/40 | 75/25 |
| 9 | 60/40 to 65/35 | 90/10 |
| 8 | 65/35 to 70/30 | 90/10 |
| 7 | 70/30 to 75/25 | 90/10 |
These are PSA's standards as grading guides quote them. For a 10 some quote 55/45 and some allow up to 60/40. Aim for 55/45.
Full art cards have no frame to measure from.
Sometimes. A 9 can still pay on a valuable card, and a card with a famous miscut is collected for it.
Our grading guide works out whether a 9 covers the fee for your card.
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About 55/45 or better on the front and 75/25 or better on the back. Grading guides quote PSA's front standard as 55/45 to 60/40, and 55/45 is the safe target.
Measure the border on the left and the right, then the top and the bottom. Each pair gives a split, such as 55/45. The worse of the two is the card's centering.
Not if it is outside the standard. A card past 60/40 on the front is held to a 9 or lower, however clean its corners and surface are.
Less than the front. PSA allows 75/25 on the back for a 10 and 90/10 for a 9. A back far off to one side still costs a grade.
No. Centering is set when the printed sheet is cut. Trimming a card to fix it is tampering, and graders reject trimmed cards.
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