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| Superman #317 | ||
| DC Comics, 11/77 | ||
| Martin Pasko story | Metallo appearance. | |
| Curt Swan & Dan Adkins art | ||
| Neal Adams cover | ||
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 BOOK | Universal | 307 | 9.11 | 0 0.00% | 0 0.00% | 59 19.2% | 72 42.7% | 53 60% | 36 72% | 29 81% | 21 88% | 8 91% | 12 94% | 4 96% | 7 98% | 1 98% | 3 99% | 1 100% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 60 | 8.56 | 0 0.00% | 0 0.00% | 8 13.3% | 6 23.3% | 14 46.7% | 6 57% | 6 67% | 3 72% | 3 77% | 4 83% | 4 90% | 0 90% | 1 92% | 2 95% | 0 95% | 1 97% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 2 | 6.50 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 50% | 0 50% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 2 | 9.20 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 50% | 0 50% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Superman #317 (1977, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 19% 59 9.8 | 23% 72 9.6 | 17% 53 9.4 | 12% 36 9.2 | 9% 29 9.0 | 7% 21 8.5 | 3% 8 8.0 | 4% 12 7.5 | 1% 4 7.0 | 2% 7 6.5 | 0% 1 6.0 | 1% 3 5.5 | 0% 1 5.0 | 0% 1 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 3.0 | 0% 0 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||