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Sub-Mariner #51
Marvel Comics, 7/72
Bill Everett and Mike Friedrich storyNamorita and Byrrah appearance.
Bill Everett art
Gil Kane and Frank Giacoia cover

 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 BOOKUniversal1488.820
0.00%		0
0.00%		19
12.8%		33
35.1%		28
54%		13
63%		15
73%		10
80%		7
84%		5
88%		5
91%		2
93%		4
95%		2
97%		3
99%		0
99%		2
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%		0
100%
1 BOOKSignature48.300
0.00%		0
0.00%		0
0.0%		0
0.0%		0
0.0%		1
25.0%		0
25.0%		1
50%		1
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%		0
100%

TOTAL SUBMISSIONS (all types): 152
Sub-Mariner #51 (1972, Marvel Comics)
CGC Universal Grade Distribution
0%

0
10		0%

0
9.9		13%

19
9.8		22%

33
9.6		19%

28
9.4		9%

13
9.2		10%

15
9.0		7%

10
8.5		5%

7
8.0		3%

5
7.5		3%

5
7.0		1%

2
6.5		3%

4
6.0		1%

2
5.5		2%

3
5.0		0%

0
4.5		1%

2
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 (©2003-2025).
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.
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