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1999 Upper Deck Encore Ken Griffey Jr. #U1 Upper Realm card from the baseball set, graded CGC 9. This Upper Deck issue features Griffey Jr. with the Seattle Mariners and carries the Upper Realm insert designation. The card is listed with a population of 1, making it a documented example from the 1999 release for collectors focused on Griffey, Mariners, or late-1990s Upper Deck inserts.












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