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| Saga of the Swamp Thing #37 | ||
| DC Comics, 6/85 | ||
| Alan Moore story | 1st full appearance of John Constantine. | |
| Rick Veitch & John Totleben art | ||
| Stephen Bissette 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 | 4,572 | 8.91 | 0 0.00% | 2 0.04% | 465 10.2% | 951 31.0% | 807 48.7% | 582 61% | 510 73% | 415 82% | 283 88% | 177 92% | 139 95% | 85 97% | 68 98% | 40 99% | 23 99% | 14 100% | 6 100% | 2 100% | 2 100% | 0 100% | 0 100% | 0 100% | 0 100% | 1 100% | 0 100% |
| 1 BOOK | Signature | 175 | 9.15 | 0 0.00% | 0 0.00% | 27 15.4% | 41 38.9% | 34 58% | 28 74% | 15 83% | 8 87% | 12 94% | 3 96% | 2 97% | 2 98% | 2 99% | 1 100% | 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 | 10 | 8.45 | 0 0.00% | 0 0.00% | 0 0.0% | 1 10.0% | 3 40.0% | 1 50% | 0 50% | 2 70% | 0 70% | 0 70% | 2 90% | 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% |
| 1 BOOK | Restored | 5 | 7.92 | 0 0.00% | 0 0.00% | 0 0.0% | 1 20.0% | 0 20.0% | 0 20.0% | 1 40.0% | 0 40.0% | 1 60% | 1 80% | 0 80% | 0 80% | 0 80% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Saga of the Swamp Thing #37 (1985, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 2 9.9 | 10% 465 9.8 | 21% 951 9.6 | 18% 807 9.4 | 13% 582 9.2 | 11% 510 9.0 | 9% 415 8.5 | 6% 283 8.0 | 4% 177 7.5 | 3% 139 7.0 | 2% 85 6.5 | 1% 68 6.0 | 1% 40 5.5 | 1% 23 5.0 | 0% 14 4.5 | 0% 6 4.0 | 0% 2 3.5 | 0% 2 3.0 | 0% 0 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 1 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||