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| Amazing Spider-Man #31 | ||
| Marvel Comics, 12/65 | ||
| Stan Lee story | 1st appearance of Gwen Stacy, | |
| Steve Ditko cover and art | Harry Osborn and Professor Miles Warren. | |
| 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 | 4,291 | 5.62 | 0 0.00% | 0 0.00% | 5 0.1% | 20 0.6% | 42 1.6% | 61 3.0% | 124 5.9% | 180 10.1% | 265 16.2% | 253 22.1% | 347 30.2% | 337 38.1% | 369 46.7% | 327 54% | 413 64% | 408 73% | 440 84% | 258 90% | 182 94% | 110 97% | 52 98% | 27 98% | 24 99% | 14 99% | 33 100% |
| 1 BOOK | Signature | 247 | 5.36 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 1 0.4% | 4 2.0% | 3 3.2% | 12 8.1% | 19 15.8% | 12 20.6% | 13 25.9% | 15 32.0% | 16 38.5% | 19 46.2% | 36 61% | 24 70% | 23 80% | 13 85% | 21 94% | 8 97% | 1 97% | 2 98% | 1 98% | 0 98% | 4 100% |
| 1 BOOK | Restored | 146 | 5.98 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 3 2.1% | 2 3.4% | 6 7.5% | 12 15.8% | 13 24.7% | 8 30.1% | 13 39.0% | 10 45.9% | 17 58% | 11 65% | 10 72% | 11 79% | 9 86% | 9 92% | 3 94% | 4 97% | 0 97% | 0 97% | 0 97% | 0 97% | 5 100% |
| 1 BOOK | Qualified | 64 | 4.86 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 2 3.1% | 2 6.3% | 5 14.1% | 4 20.3% | 2 23.4% | 3 28.1% | 8 40.6% | 15 64% | 12 83% | 9 97% | 1 98% | 0 98% | 0 98% | 0 98% | 0 98% | 0 98% | 1 100% |
| Amazing Spider-Man #31 (1965, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 0% 5 9.8 | 0% 20 9.6 | 1% 42 9.4 | 1% 61 9.2 | 3% 124 9.0 | 4% 180 8.5 | 6% 265 8.0 | 6% 253 7.5 | 8% 347 7.0 | 8% 337 6.5 | 9% 369 6.0 | 8% 327 5.5 | 10% 413 5.0 | 10% 408 4.5 | 10% 440 4.0 | 6% 258 3.5 | 4% 182 3.0 | 3% 110 2.5 | 1% 52 2.0 | 1% 27 1.8 | 1% 24 1.5 | 0% 14 1.0 | 1% 33 0.5 |
| cgcdata.com, last updated March 17, 2026 | ||||||||||||||||||||||||