Centering ceiling by service for a card whose worst axis measures 55/45 (front; back not considered here). The ceiling is the highest grade whose published centering line the card meets — corners, edges and surface can only hold or lower it.
Measure your own card in the browser →| Service | Centering ceiling | |
|---|---|---|
| PSA | GEM-MT 10 | line: ~55/45 front |
| Beckett (BGS) | Gem Mint 9.5 | line: 55/45 front |
| CGC Cards | Gem Mint 10 | line: ~55/45 front |
| SGC | 10 Gem | line: 55/45 front |
| TAG | Gem Mint 10 | line: ~55/45 front |
| ACE | Gem Mint 10 | line: 60/40 front |
Yes — 55/45 is inside PSA's approximately 55/45 front line for GEM-MT 10 (back must be 75/25 or better).
PSA (GEM-MT 10) on published lines alone — market value per grade differs by service, which is what the Advisor accounts for.
Other ratios: 50/50 · 52/48 · 53/47 · 57/43 · 58/42 · 60/40 · 62/38 · 63/37 · 65/35 · 67/33 · 68/32 · 70/30 · 72/28 · 75/25 · 78/22 · 80/20 · 85/15 · 90/10 · six services by grade · every service's lines