Save7 days LeftAutographed OAL Baseball Ken Griffey Jr PSA DNA Certified Seattle MarinersMynt Auctions4.4(828)Est. $429-$557$100
Save4 days LeftKen Griffey Jr. Early Career Signed Baseball with JSA COAMynt Auctions4.4(828)Est. $455-$591$100
SaveBuy NowKen Griffey Jr. Early Career Signed Baseball with JSA COAMynt Auctions4.4(828)$450(13 bids)
SaveFeb 19, 2026Ken Griffey Jr 1988 Vermont Mariners Signed Baseball JSA AuthenticatedMynt Auctions4.4(828)Est. $1,612-$2,095$100
Save16 hrs LeftKen Griffey Jr. 2009 Seattle Mariners Team Signed Baseball PSA DNA COAMynt Auctions4.4(828)Est. $689-$895$100
Save16 hrs LeftKen Griffey Jr Signed HOF 16 Baseball BAS Witnessed Seattle MarinersMynt Auctions4.4(828)Est. $611-$794$100
Save7 days LeftKen Griffey Jr. Signed HOF Logo OML Baseball with Beckett AuthenticationMynt Auctions4.4(828)Est. $637-$828$100
