PSA Photograde™ Online - 1979 O-Pee-Chee Wayne Gretzky #18

With PSA Photograde™, you can obtain the approximate grade of your card by comparing it to the photo that most closely matches its appearance. After you've done that, you can go to Sports Market Report Online to get a ballpark idea of how much the card is worth.

For a definition of each grade to help you decide what to look for, click here.

1979 O-Pee-Chee Wayne Gretzky #18 PSA Gem Mint 10

Gem Mint 10

1979 O-Pee-Chee Wayne Gretzky #18 PSA Mint 9

Mint 9

1979 O-Pee-Chee Wayne Gretzky #18 PSA NM-MT 8

NM-MT 8