Comic book price guides are in the main monthly or annually publications  which detail the shifts in the resale value of a comic over a time  period.

Each collector will have his or her own taste regarding which authority  to keep an eye on, but popular and trusted guidebooks presently include

• The Official Overstreet Comic Book Price Guide
• Comics Buyer’s Guide magazine
• Wizard Magazine
• Comics Buyer’s Guide Standard Catalog of Comic Books
• Human Computing’s ComicBase , an inventory/databasing software program.

While numerous price guides come and go, long-standing publications such  as Overstreet (which has been prevailing for over thirty-five years) or  the later Standard Catalog of Comic Books , have long ago become  inextricable factors of comic collection history.

These guides, as well as software databases such as ComicBase, the  online, non–profit Grand Comics Database , or online resources  comicspriceguide.com, mycomicpile.com, and nostomania.com are favorite  resources for collectors and enthusiasts looking for information about  anything from storylines to authors and artists to the first cover price  of a comic Grand Comics Database and comicspriceguide.com, particularly,  provide users the ability to quickly look for characters through  appearances and deaths.

Price guides are likewise significant tools for collectors expecting to  sell their collection or ascertain what their collection is valued at for  insurance purposes.

With the coming of online auctions services like eBay , price guides such  as The Overstreet Comic Book Price Guide and Wizard Magazine have seen  striking falls in sales as their price listings weren’t reflecting the  actual sale prices of comics.

Newly founded independent companies, such as Comic Guaranty LLC (CGC) and  Professional Grading eXperts LLC (PGX) provide skilled third party rating  services for comics. Comic books may be sent off to these companies for  independent, unprejudiced certification, including rating, restoration  check and encapsulation within a tamper-evident protective holder.

The advent of certification enabled added to liquidity of comic books by  taking away disputes over grading and by revealing restoration, and  accelerated sales of comic books through internet auction sites such as  eBay or Heritage Auction Galleries. Certification was likewise a blessing  to comic price guide suppliers, as certification takes away the  doubtfulness about the real grade of the comic book being sold separate  and/or combined accounts of certified comic book sales are accessible  through nostomania.com, the Comics Buyer’s Guide and the CBG Standard  Catalog of Comic Books.

Title is the name of a comic book series.

Action Comics is a title.

Issue is a single installment of a title, usually with its own number.  Examples are Action Comics #23 or The Amazing Spider-Man #42
A volume number may also be included, such as Punisher Vol.
Grading is the term used to indicate the process of evaluating the  condition and consequent value of a comic book.

A detailed explanation of how to determine a comic book’s condition based  on the established grades is generally included in a comic book pricing  guide.

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Comic Books Price Guides