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| Swamp Thing #1 | ||
| DC Comics, 10-11/72 | ||
| Len Wein story | Origin of Swamp Thing. | |
| Bernie Wrightson cover and art | 1st appearance of Lt. Matt Cable, | |
| Alec and Linda Holland. | ||
| 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 | 3,382 | 7.81 | 0 0.00% | 0 0.00% | 48 1.4% | 152 5.9% | 273 14.0% | 355 24.5% | 405 36.5% | 436 49.3% | 371 60% | 299 69% | 272 77% | 212 83% | 157 88% | 116 92% | 118 95% | 55 97% | 56 98% | 30 99% | 16 100% | 5 100% | 2 100% | 1 100% | 1 100% | 1 100% | 1 100% |
| 1 BOOK | Signature | 158 | 7.69 | 0 0.00% | 0 0.00% | 3 1.9% | 6 5.7% | 13 13.9% | 17 24.7% | 9 30.4% | 28 48.1% | 18 59% | 13 68% | 15 77% | 7 82% | 7 86% | 4 89% | 6 92% | 2 94% | 6 97% | 1 98% | 2 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Restored | 48 | 7.20 | 0 0.00% | 0 0.00% | 1 2.1% | 0 2.1% | 1 4.2% | 7 18.8% | 5 29.2% | 4 37.5% | 6 50% | 3 56% | 3 63% | 5 73% | 1 75% | 2 79% | 2 83% | 3 90% | 3 96% | 1 98% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Qualified | 36 | 8.53 | 0 0.00% | 0 0.00% | 0 0.0% | 4 11.1% | 3 19.4% | 3 27.8% | 7 47.2% | 8 69% | 5 83% | 2 89% | 3 97% | 0 97% | 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% |
| Swamp Thing #1 (1972, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 1% 48 9.8 | 4% 152 9.6 | 8% 273 9.4 | 10% 355 9.2 | 12% 405 9.0 | 13% 436 8.5 | 11% 371 8.0 | 9% 299 7.5 | 8% 272 7.0 | 6% 212 6.5 | 5% 157 6.0 | 3% 116 5.5 | 3% 118 5.0 | 2% 55 4.5 | 2% 56 4.0 | 1% 30 3.5 | 0% 16 3.0 | 0% 5 2.5 | 0% 2 2.0 | 0% 1 1.8 | 0% 1 1.5 | 0% 1 1.0 | 0% 1 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||