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Results for: isolateid/30877       -edit search-
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Currently showing only the most recent CGC Census totals, last updated September 16, 2025.

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Detective Comics #489
DC Comics, 4/80
O'Neil, Rozakis & DeMatteis storiesRoss Andru & Dick Giordano cover.
Irv Novick, Don Heck, Vince Colletta
Alex Saviuk, Jos? Delbo & Don Newton art

 BooksCGC LabelCGC TotalAvg. Grade109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
1 BOOKUniversal799.340
0.00%		0
0.00%		28
35.4%		24
66%		10
78%		2
81%		3
85%		6
92%		1
94%		2
96%		2
99%		0
99%		0
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 BOOKSignature48.900
0.00%		0
0.00%		0
0.0%		2
50%		1
75%		0
75%		0
75%		0
75%		0
75%		0
75%		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%

TOTAL SUBMISSIONS (all types): 83
Detective Comics #489 (1980, DC Comics)
CGC Universal Grade Distribution
0%

0
10		0%

0
9.9		35%

28
9.8		30%

24
9.6		13%

10
9.4		3%

2
9.2		4%

3
9.0		8%

6
8.5		1%

1
8.0		3%

2
7.5		3%

2
7.0		0%

0
6.5		0%

0
6.0		1%

1
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

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"CGC Census Analysis" is provided by Greg Holland (©2003-2026).
Data is sourced from the public CGC census (© Certified Guaranty Company, LLC.)
Used with permission of CGC since 2003. Data is from July 01, 2001 to September 16, 2025.
A visual of CGC label changes through the years is available here.
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