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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. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 1. Sub-Mariner 51 (7/72, Marvel Comics)Universal39.60 July 17, 2003 111
 2. Sub-Mariner 51 (7/72, Marvel Comics)Universal39.60 January 08, 2004 111
 3. Sub-Mariner 51 (7/72, Marvel Comics)Universal49.60 July 12, 2004 121
 4. Sub-Mariner 51 (7/72, Marvel Comics)Universal69.63 December 16, 2004 231
 5. Sub-Mariner 51 (7/72, Marvel Comics)Universal89.63 July 07, 2005 251
 6. Sub-Mariner 51 (7/72, Marvel Comics)Universal89.63 January 27, 2006 251
 7. Sub-Mariner 51 (7/72, Marvel Comics)Universal109.62 June 20, 2006 271
 8. Sub-Mariner 51 (7/72, Marvel Comics)Universal119.62 January 10, 2007 281
 9. Sub-Mariner 51 (7/72, Marvel Comics)Universal139.34 July 05, 2007 2911
 10. Sub-Mariner 51 (7/72, Marvel Comics)Universal159.39 January 09, 2008 31011
 11. Sub-Mariner 51 (7/72, Marvel Comics)Universal169.38 July 01, 2008 310111
 12. Sub-Mariner 51 (7/72, Marvel Comics)Universal179.41 January 13, 2009 59111
 13. Sub-Mariner 51 (7/72, Marvel Comics)Universal239.37 June 24, 2009 5103221
 14. Sub-Mariner 51 (7/72, Marvel Comics)Universal299.34 December 15, 2009 51262211
 15. Sub-Mariner 51 (7/72, Marvel Comics)Universal299.34 June 14, 2010 51262211
 16. Sub-Mariner 51 (7/72, Marvel Comics)Universal329.39 December 27, 2010 61472111
 17. Sub-Mariner 51 (7/72, Marvel Comics)Universal369.42 June 27, 2011 81672111
 18. Sub-Mariner 51 (7/72, Marvel Comics)Universal379.43 January 02, 2012 81772111
 19. Sub-Mariner 51 (7/72, Marvel Comics)Universal419.42 July 02, 2012 81982211
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 20. Sub-Mariner 51 (7/72, Marvel Comics)Universal459.40 December 31, 2012 919923111
 21. Sub-Mariner 51 (7/72, Marvel Comics)Universal469.40 June 22, 2013 9191023111
 22. Sub-Mariner 51 (7/72, Marvel Comics)Universal479.41 December 31, 2013 9201023111
 23. Sub-Mariner 51 (7/72, Marvel Comics)Universal499.41 July 01, 2014 10201123111
 24. Sub-Mariner 51 (7/72, Marvel Comics)Universal509.41 December 30, 2014 10201223111
 25. Sub-Mariner 51 (7/72, Marvel Comics)Universal529.41 June 30, 2015 10211233111
 26. Sub-Mariner 51 (7/72, Marvel Comics)Universal539.42 December 29, 2015 10221233111
 27. Sub-Mariner 51 (7/72, Marvel Comics)Universal589.43 June 28, 2016 12221533111
 28. Sub-Mariner 51 (7/72, Marvel Comics)Universal599.43 December 27, 2016 12221633111
 29. Sub-Mariner 51 (7/72, Marvel Comics)Universal599.43 June 27, 2017 12221633111
 30. Sub-Mariner 51 (7/72, Marvel Comics)Universal639.41 January 02, 2018 12221745111
 31. Sub-Mariner 51 (7/72, Marvel Comics)Universal679.41 July 03, 2018 12241846111
 32. Sub-Mariner 51 (7/72, Marvel Comics)Universal709.39 January 01, 2019 122519461111
 33. Sub-Mariner 51 (7/72, Marvel Comics)Universal749.35 July 02, 2019 122619561311
 34. Sub-Mariner 51 (7/72, Marvel Comics)Universal739.35 December 31, 2019 122519561311
 35. Sub-Mariner 51 (7/72, Marvel Comics)Universal749.35 June 30, 2020 122619561311
 36. Sub-Mariner 51 (7/72, Marvel Comics)Universal789.31 December 29, 2020 122619574311
 37. Sub-Mariner 51 (7/72, Marvel Comics)Universal809.31 June 29, 2021 122619684311
 38. Sub-Mariner 51 (7/72, Marvel Comics)Universal829.29 December 28, 2021 122619784411
 39. Sub-Mariner 51 (7/72, Marvel Comics)Universal899.24 June 28, 2022 132620895431
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 40. Sub-Mariner 51 (7/72, Marvel Comics)Universal1018.99 December 27, 2022 14272189554221111
 41. Sub-Mariner 51 (7/72, Marvel Comics)Universal1208.91 June 27, 2023 1629231011865423111
 42. Sub-Mariner 51 (7/72, Marvel Comics)Universal1268.85 December 31, 2023 1631231111865523221
 43. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 June 24, 2025 19332713151075524231
 44. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 July 01, 2025 19332713151075524231
 45. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 July 15, 2025 19332713151075524231
 46. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 July 22, 2025 19332713151075524231
 47. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 July 29, 2025 19332713151075524231
 48. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 August 05, 2025 19332713151075524231
 49. Sub-Mariner 51 (7/72, Marvel Comics)Universal1468.85 August 12, 2025 19332713151075524231
 50. Sub-Mariner 51 (7/72, Marvel Comics)Universal1478.85 August 19, 2025 19332813151075524231
 51. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 December 29, 2015 11
 52. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 June 28, 2016 11
 53. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 December 27, 2016 11
 54. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 June 27, 2017 11
 55. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 January 02, 2018 11
 56. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 July 03, 2018 11
 57. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 January 01, 2019 11
 58. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 July 02, 2019 11
 59. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 December 31, 2019 11
 BooksCGC LabelCGC TotalAvg. GradeCensus Date109.99.89.69.49.29.08.58.07.57.06.56.05.55.04.54.03.53.02.52.01.81.51.00.5
 60. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 June 30, 2020 11
 61. Sub-Mariner 51 (7/72, Marvel Comics)Signature28.35 December 29, 2020 11
 62. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 June 29, 2021 111
 63. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 December 28, 2021 111
 64. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 June 28, 2022 111
 65. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 December 27, 2022 111
 66. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 June 27, 2023 111
 67. Sub-Mariner 51 (7/72, Marvel Comics)Signature38.23 December 31, 2023 111
 68. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 June 24, 2025 1111
 69. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 July 01, 2025 1111
 70. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 July 15, 2025 1111
 71. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 July 22, 2025 1111
 72. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 July 29, 2025 1111
 73. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 August 05, 2025 1111
 74. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 August 12, 2025 1111
 75. Sub-Mariner 51 (7/72, Marvel Comics)Signature48.30 August 19, 2025 1111

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"CGC Census Analysis" is provided by Greg Holland (©2003-2025).
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