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  1. baseball Memorabilia
  2. Seattle Mariners
  3. Ken Griffey Jr. Memorabilia
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626 Items
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Almost Gone!
$729.99
$810.99
Sale
1989 Upper Deck #1 Ken Griffey Jr Autograph RC Rookie Gem Mint PSA/DNA 10 Signed
Almost Gone!
$553.99
$614.99
Sale
Ken Griffey Jr Autographed Hall of Fame Logo HOF Signed Baseball Beckett COA With Display Case
$1,527.99
$1,697.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Framed Teal Nike Jersey "HOF 16" Beckett BAS Witness Stock #236528
$554.99
$616.99
Sale
Ken Griffey Jr. Autographed Framed 16x20 Photo Seattle Mariners Wall Catch Beckett BAS Witness Stock #243014
$762.99
$847.99
Sale
Ken Griffey Jr. & Ken Griffey Sr. Autographed Black Louisville Slugger Pro Stock Baseball Bat Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Stock #230131
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$380.99
$422.99
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KEN GRIFFEY JR Signed 1992 Fleer All-Star baseball Card #23 PSA AUTO 10
Almost Gone!
$693.99
$770.99
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Ken Griffey Jr. Autographed 2017 Panini National Treasures Booklet Card #LBMD-KG2 Game Used Jersey Bat Relic Seattle Mariners #82/99 Beckett BAS Witness #3W342466
$484.99
$538.99
Sale
Ken Griffey Jr. & Sr. Autographed 16x20 Photo Seattle Mariners Back To Back Home Runs HR Beckett BAS Witness Stock #252442
$415.99
$461.99
Sale
Ken Griffey Jr. & Sr. Autographed 8x10 Photo Seattle Mariners Back To Back Home Runs HR Beckett BAS Witness Stock #252441
$762.99
$847.99
Sale
Ken Griffey Jr. & Sr. Autographed Black Louisville Slugger Pro Stock Baseball Bat Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Stock #252417
$415.99
$461.99
Sale
Ken Griffey Jr. Autographed Official MLB Baseball Seattle Mariners Beckett BAS Witness Stock #252425
$484.99
$538.99
Sale
Ken Griffey Jr. Autographed Official 1990 All Star Game Logo Game Baseball Seattle Mariners (First ASG) Beckett BAS Witness Stock #252426
Almost Gone!
$484.99
$538.99
Sale
Ken Griffey Jr. 1989 Bowman #220 Signed Rookie Baseball Card PSA/DNA 10 Auto
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$490.99
$544.99
Sale
Ken Griffey Jr. & Griffey Sr. Signed 1989 Bowman Rookie Card 259 BAS 10 Grade
Almost Gone!
$915.99
$1,017.99
Sale
Ken Griffey Jr Mariners Signed In Teal Louisville Slugger Game Model Bat BAS
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$624.99
$693.99
Sale
Ken Griffey Jr. & Sr. Autographed Official MLB Baseball Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Stock #252420
Almost Gone!
$431.99
$479.99
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Ken Griffey Jr. Mariners Signed Autographed A.l. Baseball Beckett Auth
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$1,266.99
$1,407.99
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Ken Griffey Jr Signed LS C271 Game Model Bat Mariners Bold Autograph UDA COA HOF
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$1,249.99
$1,388.99
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Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 PSA 9 Auto Grade Gem Mint 10 PSA/DNA #64838034
Almost Gone!
$1,111.99
$1,234.99
Sale
Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 BGS 9 Auto Grade Gem Mint 10 Beckett BAS #14727277
Almost Gone!
$1,111.99
$1,234.99
Sale
Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 BGS 9 Auto Grade Gem Mint 10 Beckett BAS #14727252
Almost Gone!
$1,111.99
$1,234.99
Sale
Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 BGS 9 Auto Grade Gem Mint 10 Beckett BAS #14727254
Almost Gone!
$1,249.99
$1,388.99
Sale
Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 PSA 9 Auto Grade Gem Mint 10 PSA/DNA #64838033
Almost Gone!
$1,249.99
$1,388.99
Sale
Ken Griffey Jr. Autographed 1987 Bellingham Mariners Rookie Card #15 PSA 9 Auto Grade Gem Mint 10 PSA/DNA #64838029
Almost Gone!
$417.99
$463.99
Sale
Ken Griffey Jr Signed Gold HOF Plaque Postcard Yellow Autograph PSA/DNA TB
Almost Gone!
$584.99
$649.99
Sale
Ken Griffey Jr Signed Seattle Mariners 1989 Rookies Superstars Rookie Baseball Card #2 - (Beckett - Auto Grade 10)
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Teal Authentic Mitchell & Ness 1995 Authentic Cooperstown Collection Jersey Size L Negro League Patch Beckett BAS Witness Stock #212469
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey HOF Patch Size L Beckett BAS QR Stock #206023
$554.99
$616.99
Sale
Ken Griffey Jr. Autographed Official MLB Baseball Seattle Mariners "HOF 16" Beckett BAS Witness Stock #212463
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Jersey Size L Beckett BAS & MCS Holo Stock #194790
$762.99
$847.99
Sale
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners PSA 8 Auto Grade Gem Mint 10 PSA/DNA Stock #238799
$762.99
$847.99
Sale
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners BGS 8.5 Auto Grade Gem Mint 10 Beckett BAS Stock #238789
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Authentic Mitchell & Ness 1989 Authentic Cooperstown Collection Jersey Size XL Beckett BAS Witness Stock #212478
$1,800.99
$2,000.99
Sale
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners PSA 9 Auto Grade Gem Mint 10 PSA/DNA Stock #238798
$484.99
$538.99
Sale
Ken Griffey Jr. & Sr. Autographed 1989 Bowman Rookie Card #259 Auto Grade Gem Mint 10 Beckett BAS Stock #233956
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Cream Nike 2023 All Star Game Patch Jersey Size L "HOF 16" Beckett BAS Witness Stock #230146
$762.99
$847.99
Sale
Ken Griffey Jr. Autographed Black Louisville Slugger Player Model C271 Swingman Baseball Bat Seattle Mariners (Scratches) Beckett BAS Witness Stock #234590
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Red Authentic Mitchell & Ness 1997 All Star Game Jersey Size XL Jackie Robinson Patch Beckett BAS Witness Stock #212470
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Teal Nike Jersey Size L Beckett BAS Witness Stock #212481
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey HOF Patch Size XL Beckett BAS QR Stock #206024
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey Retirement Patch Size L Beckett BAS QR Stock #206019
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Authentic Mitchell & Ness 1989 Authentic Cooperstown Collection Jersey Size L Beckett BAS Witness Stock #212477
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Teal Nike Jersey Size M Beckett BAS Witness Stock #230141
$693.99
$770.99
Sale
Ken Griffey Jr. Autographed 1989 Upper Deck Rookie Card #1 Seattle Mariners Auto Grade Gem Mint 10 PSA/DNA Stock #238800
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Teal Nike Jersey Size XL Beckett BAS Witness Stock #212480
$832.99
$925.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Black Nike Jersey Size L Beckett BAS Witness Stock #230135
$971.99
$1,079.99
Sale
Signed Ken Griffey Jr. Jersey - White Nike Throwback Size XXL Beckett BAS & MCS Holo Stock #185605
$624.99
$693.99
Sale
Ken Griffey Jr. & Ken Griffey Sr. Autographed Official MLB Baseball Seattle Mariners "Back To Back HR 9/14/90" Beckett BAS Witness Stock #230129
$484.99
$538.99
Sale
Ken Griffey Jr. Autographed Official Gold Glove Logo Baseball Seattle Mariners Beckett BAS Witness Stock #206029
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Jersey Size XL Beckett BAS & MCS Holo Stock #194791
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Black Nike Jersey Size L "HOF 16" Beckett BAS Witness Stock #230150
$554.99
$616.99
Sale
Ken Griffey Jr. Autographed Official MLB Baseball Seattle Mariners "97 AL MVP" Beckett BAS Witness Stock #212460
$971.99
$1,079.99
Sale
Ken Griffey Jr. Signed Jersey - Teal Nike Size L Beckett BAS & MCS Holo Stock #185615
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Authentic Mitchell & Ness 1989 Authentic Cooperstown Collection Jersey Size L Beckett BAS Witness Stock #212479
$484.99
$538.99
Sale
Ken Griffey Jr. Autographed Official Hall of Fame HOF Logo Baseball Seattle Mariners Beckett BAS Witness Stock #234580
$762.99
$847.99
Sale
Ken Griffey Jr. Autographed Black Louisville Slugger Player Model C271 Swingman Baseball Bat Seattle Mariners (Scratches) Beckett BAS Witness Stock #234591
$373.99
$415.99
Sale
Ken Griffey Jr. Autographed 1990 Leaf Card #245 Seattle Mariners Auto Grade Gem Mint 10 Beckett BAS Stock #206792
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Cream Nike 2023 All Star Game Patch Jersey Size M Beckett BAS Witness Stock #230137
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Authentic Mitchell & Ness 1989 Authentic Cooperstown Collection Jersey Size XL Beckett BAS Witness Stock #212476
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey HOF Patch Size M Beckett BAS QR Stock #206022
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Teal Authentic Mitchell & Ness 1995 Authentic Cooperstown Collection Jersey Size XL Negro League Patch Beckett BAS Witness Stock #212468
$554.99
$616.99
Sale
Ken Griffey Jr. Autographed Official MLB Baseball Seattle Mariners "630 HRs" Beckett BAS Witness Stock #212461
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey Retirement Patch Size M Beckett BAS QR Stock #206018
$693.99
$770.99
Sale
Ken Griffey Jr. Autographed Official MLB Baseball Seattle Mariners "MLB Debut 4-3-89" Beckett BAS Witness Stock #212459
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Majestic Cool Base Jersey Retirement Patch Size L Beckett BAS QR Stock #206026
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Cream Nike 2023 All Star Game Patch Jersey Size XL Beckett BAS Witness Stock #230139
$832.99
$925.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Black Nike Jersey Size XL Beckett BAS Witness Stock #230136
$971.99
$1,079.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Red Authentic Mitchell & Ness 1997 All Star Game Jersey Size L Jackie Robinson Patch Beckett BAS Witness Stock #212471
$971.99
$1,079.99
Sale
Autographed Ken Griffey Jr. Jersey - Teal Nike Size XL Beckett BAS & MCS Holo Stock #185663
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed White Nike Cooperstown Edition Jersey Retirement Patch Size XXL Beckett BAS QR Stock #206021
$346.99
$384.99
Sale
Ken Griffey Jr. Autographed 1989 Broder Cactus League All Stars Rookie Card #16 Seattle Mariners Auto Grade Gem Mint 10 Beckett BAS Stock #233973
$1,111.99
$1,234.99
Sale
Seattle Mariners Ken Griffey Jr. Autographed Cream Nike 2023 All Star Game Patch Jersey Size XL "HOF 16" Beckett BAS Witness Stock #230147
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