1990 Ken Griffey Jr. Signed Seattle Mariners Baseball JSA AuthenticatedMynt Auctions4.4(876)$4907 days Left
1990 Ken Griffey Jr Seattle Mariners Team Signed Portrait JSA AuthenticatedMynt Auctions4.4(876)$1006 days Left
Ken Griffey Jr Signed Authentic Seattle Mariners Jersey Beckett AuthenticatedMynt Auctions4.4(876)$100Jun 11, 2026
Ken Griffey Jr. Signed 1987 Bellingham RC #15 Mariners BGS 9.5 Sig GM 10 CardActivity Auctions4.4(396)$3,500
Ken Griffey Jr. Signed Seattle Mariners 8x10 Photo Beckett 9 Auto SlabbedMynt Auctions4.4(876)$610Jun 10, 2026
Ken Griffey Jr. Autographed 16x20 Photo Seattle Mariners BAS CertifiedMynt Auctions4.4(876)$3306 days Left
1988 Ken Griffey Jr Signed Vermont Mariners Mini Bat JSA AuthenticMynt Auctions4.4(876)$660Jun 16, 2026
1994 Upper Deck Ken Griffey Jr #50 Seattle Mariners Baseball Graded 9 Mint CardSold It Online LLC4.3(1)$12 days Left
Ken Griffey Jr Signed HOF 16 Baseball BAS Witnessed Seattle MarinersMynt Auctions4.4(876)$1002 days Left
1998 Seattle Mariners Team Signed Home Plate 44 Sigs Ken Griffey Jr Beckett COAMynt Auctions4.4(876)$1002 days Left
Ken Griffey Jr Signed Mariners Turn Back the Clock Jersey UDA COA Limited EditionMynt Auctions4.4(876)$1006 days Left
Framed 16x20 Mariners Photo Signed by Ken Griffey Jr and Ichiro Suzuki Beckett AuthenticatedMynt Auctions4.4(876)$1003 days Left
1990 Star #3 Ken Griffey Jr. 1988 Season - 1 CGC x JSA Authentic Auto Mint+ 9.5Parker & Sons Sports Cards & Memorabilia4.3(11)$100(1 bid)Jun 14, 2026
