Price history & market evidence
Price observations belong to this edition. Guide estimates, catalog references and completed sales are separate kinds of evidence.
| Grade | Amount | Evidence | Recorded |
|---|---|---|---|
| 4.0 | $26.80 | PANEL_PROFITS · grade_4_0_valueguide | 1965-01-01 |
| 6.0 | $62.42 | PANEL_PROFITS · grade_6_0_valueguide | 1965-01-01 |
| 8.0 | $128.71 | PANEL_PROFITS · grade_8_0_valueguide | 1965-01-01 |
| 9.2 | $270.21 | PANEL_PROFITS · grade_9_2_valueguide | 1965-01-01 |
| 9.4 | $264.50 | PANEL_PROFITS · grade_9_4_valueguide | 1965-01-01 |
| 9.6 | $924.00 | PANEL_PROFITS · grade_9_6_valueguide | 1965-01-01 |
| 9.8 | $840.00 | PANEL_PROFITS · grade_9_8_valueguide | 1965-01-01 |
| RAW | $14.99 | PANEL_PROFITS · ungraded_valueguide | 1965-01-01 |
| 10.0 | $1,092.00 | PANEL_PROFITS · grade_10_0_valueguide | 1965-01-01 |
| 9.4 | $41.00 | ComicBase · catalog referencecatalog | Date not recorded |
Reading this edition’s market
Compare the same cover, printing and grade before setting a bid. A raw guide or a higher-grade price does not establish a slab’s value. Include selling fees, shipping and the depth of completed-sale evidence when assessing an exit price.
The table includes 9 guide observations and 1 catalog references. These are reference values, not guaranteed sale proceeds.
Graded population
CGC records 19 graded copies for Sea Devils #21 (1965). Population is the number recorded by this grading source, not the total print run or all surviving copies.
The Forty-Fathom Doom!
| Editor1_1 = George Kashdan | Writer1_1 = Jack Miller | Penciler1_1 = Howard Purcell | Inker1_1 = Sheldon Moldoff | Colorist1_1 = | Letterer1_1 =
| Appearing1 = **Featured Characters:** * Sea Devils) **Biff Bailey) **Dane Dorrance) **Judy Walton) **Nicky Walton) **Supporting Characters:** * **Antagonists:** * Doctor Quad **Other Characters:** * **Locations:** * **Items:** * Moly-Ray **Vehicles:** * Sea Witch
| Notes = * This issue is divided into three chapters: **Part I: The Forty-Fathom Doom **Part II: The Octopus with the Human Brain **Part III: Dr. Quad's Secret Weapon
* Writing credit for Jack Miller unconfirmed.
| Trivia =
| Recommended =
| Links =
Creative credits
Writers: Jack Miller
Interior art: Howard Purcell
Source records & attribution
Panel Profits keeps each source identity attached to its edition record.
COMICBASE: comicbase:957073
GCD: 18881
PANEL PROFITS: 2432454