![]() |

| Iron Man #256 | ||
| Marvel Comics, 5/90 | ||
| Bob Layton story | ||
| John Romita Jr. & Harry Candelario art | ||
| John Romita Jr. & Bob Layton 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 | 28 | 8.34 | 0 0.00% | 0 0.00% | 11 39.3% | 1 42.9% | 2 50% | 2 57% | 1 61% | 0 61% | 3 71% | 2 79% | 1 82% | 0 82% | 2 89% | 0 89% | 2 96% | 0 96% | 0 96% | 0 96% | 0 96% | 0 96% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 7 | 9.06 | 0 0.00% | 0 0.00% | 0 0.0% | 4 57% | 0 57% | 0 57% | 0 57% | 2 86% | 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% |
| Iron Man #256 (1990, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 39% 11 9.8 | 4% 1 9.6 | 7% 2 9.4 | 7% 2 9.2 | 4% 1 9.0 | 0% 0 8.5 | 11% 3 8.0 | 7% 2 7.5 | 4% 1 7.0 | 0% 0 6.5 | 7% 2 6.0 | 0% 0 5.5 | 7% 2 5.0 | 0% 0 4.5 | 0% 0 4.0 | 0% 0 3.5 | 0% 0 3.0 | 0% 0 2.5 | 4% 1 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 | ||||||||||||||||||||||||