Ken Griffey Jr. signed Seattle Mariners 1989 Broder Cactus League all stars rookie baseball card #18. The card has been authenticated and encapsulated by Beckett Authentic and the autograph has been graded a Mint 10. The authentication number can be verified online. Only the autograph has been graded a 10 by Beckett Authentic, the card itself is ungraded. The image of the item is a stock photo, as we may have multiples of the item in stock. The slabbed card you will receive will be of the card described. (same grade, same authentication) You may or may not receive the exact Beckett serial number on the slab label shown in the image.