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| Detective Comics #172 | ||
| DC Comics, 6/51 | ||
| Dick Sprang, Frank Bolle and | ||
| Bruno Premiani art | ||
| Win Mortimer 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 | 56 | 6.05 | 0 0.00% | 0 0.00% | 1 1.8% | 1 3.6% | 2 7.1% | 0 7.1% | 3 12.5% | 5 21.4% | 0 21.4% | 4 28.6% | 5 37.5% | 7 50% | 6 61% | 1 63% | 6 73% | 3 79% | 4 86% | 3 91% | 1 93% | 0 93% | 1 95% | 2 98% | 0 98% | 0 98% | 1 100% |
| 1 BOOK | Restored | 1 | 6.00 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 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% |
| 1 BOOK | Qualified | 1 | 5.00 | 0 0.00% | 0 0.00% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 0 0.0% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Detective Comics #172 (1951, DC Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 2% 1 9.8 | 2% 1 9.6 | 4% 2 9.4 | 0% 0 9.2 | 5% 3 9.0 | 9% 5 8.5 | 0% 0 8.0 | 7% 4 7.5 | 9% 5 7.0 | 13% 7 6.5 | 11% 6 6.0 | 2% 1 5.5 | 11% 6 5.0 | 5% 3 4.5 | 7% 4 4.0 | 5% 3 3.5 | 2% 1 3.0 | 0% 0 2.5 | 2% 1 2.0 | 4% 2 1.8 | 0% 0 1.5 | 0% 0 1.0 | 2% 1 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||