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| Amazing Spider-Man #339 | ||
| Marvel Comics, 9/90 | ||
| David Michelinie story | Sinister Six & Thor appearance. | |
| Erik Larsen cover & art | ||
| 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 | 324 | 9.43 | 0 0.00% | 0 0.00% | 130 40.1% | 87 67% | 44 81% | 24 88% | 9 91% | 11 94% | 9 97% | 2 98% | 4 99% | 1 99% | 1 99% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 29 | 9.45 | 0 0.00% | 0 0.00% | 7 24.1% | 15 76% | 3 86% | 1 90% | 1 93% | 0 93% | 0 93% | 2 100% | 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% |
| 1 BOOK | Restored | 1 | 9.80 | 0 0.00% | 0 0.00% | 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% | 0 100% | 0 100% | 0 100% | 0 100% |
| Amazing Spider-Man #339 (1990, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 40% 130 9.8 | 27% 87 9.6 | 14% 44 9.4 | 7% 24 9.2 | 3% 9 9.0 | 3% 11 8.5 | 3% 9 8.0 | 1% 2 7.5 | 1% 4 7.0 | 0% 1 6.5 | 0% 1 6.0 | 1% 2 5.5 | 0% 0 5.0 | 0% 0 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 | ||||||||||||||||||||||||