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  1. baseball Memorabilia
  2. Seattle Mariners
  3. Seattle Mariners Baseballs
  4. Signed
1 - 57 of 57
Baseballs
57 Items
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CARL EVERETT (Sox) Signed Official 2005 WORLD SERIES Baseball Beckett BAS w/ INS
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EDGAR MARTINEZ (Mariners) Signed Official HALL OF FAME Baseball Beckett (BAS)
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$217.99
Edgar Martinez Autographed Seattle Mariners OML Baseball HOF Beckett 51577
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$195.99
Harry Ford Signed Official Major League Baseball Seattle Mariners JSA Auth
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$198.99
Edgar Martinez Autographed Official Hall of Fame HOF Logo Baseball Seattle Mariners Beckett BAS Witness Stock #230600
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$199.99
Julio Rodriguez Seattle Mariners Autographed 2025 MLB All-Star Game Logo Baseball
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$198.99
Edgar Martinez Autographed Official 2023 All Star Game Logo Game Baseball Seattle Mariners Beckett BAS Witness Stock #230599
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$249.99
Julio Rodríguez Seattle Mariners Autographed Baseball with "J-Rod" Inscription
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$249.99
Julio Rodriguez Seattle Mariners Autographed Baseball with "22 AL ROY" Inscription
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Felix Hernandez Seattle Mariners Autographed Baseball with PG 08/15/12 Inscription
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Edgar Martinez Autographed Official 2003 All Star Game Logo MLB Baseball Seattle Mariners MCS Holo #64082
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Edgar Martinez Autographed Official 2003 All Star Game Logo MLB Baseball Seattle Mariners MCS Holo #64075
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$173.99
LUIS CASTILLO (Mariners) Signed Official 2022 ALL-STAR Baseball Beckett (BAS)
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$169.99
Felnin Celesten Mariners Signed Autographed Major League Baseball USA SM BAS
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$192.99
Luis Castillo Signed Official Major League Baseball Seattle Mariners Beckett JSA
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$188.99
Felix Hernandez PSA DNA Autographed Major League Signed Baseball Cy Young
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Emerson Hancock Signed Official Major League Baseball Seattle Mariner PSA/DNA #2
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RANDY AROZARENA (Mariners) Signed Official 2022 ALL-STAR Baseball Beckett (BAS)
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Robinson Cano Signed Oml Baseball Seattle Mariners Ny Yankees Mlb Hologram Auto
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$217.99
Felix Hernandez Cy Young Seattle Mariners Pitcher Signed Auto Oml Jsa Beauty
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$190.99
Yusei Kikuchi Signed Major League Baseball Seattle Mariners Japan Beckett #2
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$175.99
2018 Seattle Mariners Team Signed Official Major League Baseball
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$192.99
Bryce Miller Signed Official Major League Baseball Seattle Mariners Beckett
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$216.99
Mike Cameron Signed Official Gold Glove Baseball JSA COA 3x GG Mariners Padres
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$195.99
Alex Rodriguez Signed Autographed Baseball Rangers Mariners MLB AR000017 UDA
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$167.99
Felix Hernandez Autographed Rawlings OML Baseball - Beckett W Hologram *Blue
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$207.99
Robinson Cano Signed Baseball - Gold Glove Jsa Q55416
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$191.99
Felix Hernandez Autographed Ball - 2014 All Star Beckett S58925
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$204.99
Kenji Johjima Autographed Baseball - Jsa coa
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$173.99
CARL EVERETT Signed Official 2005 WORLD SERIES Baseball Beckett (BAS) w/ INSC
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$190.99
BRYAN WOO (Seattle Mariners) Signed Official MLB Baseball Beckett (BAS)
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$215.99
Autographed VLADIMIR GUERRERO Official Rawlings HOF Logo Major League Baseball JSA
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$204.99
Luis Rodriguez autograph Dodgers rookie signed MLB Baseball BAS Beckett Witness
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$181.99
Signed Dee Gordon Baseball - Official Gold Glove PSA DNA
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$190.99
Felix Hernandez Autographed Ball - Major League Ace Beckett
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$183.99
Felnin Celesten Seattle Mariners Signed Black Major League Baseball USA SM BAS
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$207.99
Randy Arozarena Al Roy 21 Mariners Signed Autographed M.l. Baseball Beckett Auth
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Colt Emerson Signed Official Major League Baseball Seattle Mariners Star JSA
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Emerson Hancock Signed Official Major League Baseball Seattle Mariners BAS JSA
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Adam Frazier Signed Official Major League Baseball Seattle Mariners JSA
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YONDER ALONSO SIGNED OML BASEBALL w/ MLB HOLO SEATTLE MARINERS REDS PADRES A's
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$171.99
Kyle Lewis Autographed Baseball
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$208.99
Mitch Haniger Signed 2018 All-Star Game Baseball BAS Beckett Auto Mariners
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$199.99
Yusei Kikuchi Signed Major League Baseball Seattle Mariners Star Japan PSA/DNA#2
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$169.99
Felnin Celesten Mariners Signed Autographed Major League Baseball USA SM BAS #2
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$203.99
Edgar Martinez PSA DNA Autograph American OAL League Signed Baseball
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$207.99
Randy Arozarena Al Roy 21 Mariners Signed Autographed M.l. Baseball Beckett Auth
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Luis Rodriguez signed Baseball Top Prospect full autograph ~ BAS Beckett Witness
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$194.99
Bryce Miller Signed Official Major League Baseball Seattle Mariners Star JSA
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George Kirby Signed Official Major League Baseball Seattle Mariners JSA #3
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Ty France Signed Official Major League Baseball Seattle Mariners Slugger JSA
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$192.99
Felix Hernandez Signed Official Major League Baseball Seattle Mariners Beckett
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George Kirby Signed Official Major League Baseball Seattle Mariners Star JSA
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$180.99
Jarred Kelenic Autographed Omlb Baseball Seattle Mariners Beckett Witness Signed
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$169.99
Felnin Celesten Mariners Signed Autographed Major League Baseball USA SM JSA
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$175.99
2004 Felix Hernandez Pre Rookie Signed Game Used Minor League Baseball JSA COA
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$212.99
Josh Bard Signed 2020 World Series Baseball Los Angeles Dodgers Champs Jsa Coa
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