Action Comics #26 value

Action Comics #26 (1940) is listed with a used value of $537, which reflects its status as a highly valuable, vintage comic book. The other listings are for different issues from the 1960s, which have significantly lower used values, ranging from $2.8 to $50.76. To give you the most accurate assessment, could you tell me if your copy is in loose condition, or if it is graded or in a specific condition?