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  1. MLB Memorabilia
  2. Seattle Mariners
  3. Seattle Mariners Baseballs
  4. Signed
1 - 36 of 36
Baseballs
36 Items
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$209.99
Cal Raleigh Seattle Mariners Autographed Baseball and Sublimated Gold Glove Display Case with Image
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$249.99
Cal Raleigh Seattle Mariners Autographed 2025 MLB Home Run Derby Moneyball
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$249.99
Cal Raleigh Seattle Mariners Autographed 2025 MLB Home Run Derby Logo Baseball
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$217.99
Edgar Martinez Autographed Seattle Mariners OML Baseball HOF Beckett 51577
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$238.99
Bryan Woo signed 2025 MLB ASG All-Star Baseball Mariners autograph ~ JSA COA
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$229.99
Edgar Martinez Autographed Official MLB Baseball Seattle Mariners "HOF 19" Beckett BAS Witness Stock #230601
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$229.99
Robbie Ray Autographed Official MLB Baseball San Francisco Giants "2021 AL Cy Young" Beckett BAS QR Stock #205862
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$249.99
Cal Raleigh Seattle Mariners Autographed 2025 MLB All-Star Game Logo Baseball
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$229.99
Ichiro Suzuki & Jose Lopez Autographed Official 2006 All Star Game Logo Game Baseball Seattle Mariners IS Holo & Beckett BAS Witness QR Stock #238612
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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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$219.99
Felix Hernandez Seattle Mariners Autographed Baseball with PG 08/15/12 Inscription
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$229.99
Edgar Martinez Autographed Official 1995 All Star Game Logo MLB Baseball Seattle Mariners MCS Holo #64077
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$229.99
Edgar Martinez Autographed Official 1995 All Star Game Logo MLB Baseball Seattle Mariners MCS Holo #64079
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$229.99
Edgar Martinez Autographed Official 1995 All Star Game Logo MLB Baseball Seattle Mariners MCS Holo #64080
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$216.99
Mike Cameron Signed Official Gold Glove Baseball JSA COA 3x GG Mariners Padres
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$217.99
Felix Hernandez Cy Young Seattle Mariners Pitcher Signed Auto Oml Jsa Beauty
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$207.99
Robinson Cano Signed Baseball - Gold Glove Jsa Q55416
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$245.99
Julio Rodriguez Autographed Official MLB Baseball Seattle Mariners Beckett BAS QR #BK80363
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$204.99
Kenji Johjima Autographed Baseball - Jsa coa
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$229.99
1978 Seattle Mariners Team Signed OAL Baseball (28) Pinson Roberts 193605
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$229.99
Felix Hernandez Autographed Rawlings OML Baseball w/King Felix - Beckett W Holo
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$245.99
Edgar Martinez Autographed Rawlings OML Baseball w/HOF - Beckett W Hologram
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$208.99
Mitch Haniger Signed 2018 All-Star Game Baseball BAS Beckett Auto Mariners
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$215.99
Autographed VLADIMIR GUERRERO Official Rawlings HOF Logo Major League Baseball JSA
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$207.99
Randy Arozarena Al Roy 21 Mariners Signed Autographed M.l. Baseball Beckett Auth
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$204.99
Luis Rodriguez autograph Dodgers rookie signed MLB Baseball BAS Beckett Witness
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$229.99
Felix Hernandez Signed Ball - Black Rawlings OML w PG 8 15 12 JSA W Auth *Gold
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$247.99
1979 Seattle Mariners Team Signed Game Used Official American League Baseball
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$234.99
Felix Hernandez Signed Official Mlb Rookie Autograph Baseball Tri Star Mlb Holo
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$235.99
JSA Jarred Kelenic Signed Official Baseball COA Seattle Mariners Mets Prospect
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$203.99
Edgar Martinez PSA DNA Autograph American OAL League Signed Baseball
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$212.99
Josh Bard Signed 2020 World Series Baseball Los Angeles Dodgers Champs Jsa Coa
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$207.99
Randy Arozarena Al Roy 21 Mariners Signed Autographed M.l. Baseball Beckett Auth
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$240.99
1982 Seattle Mariners Team Signed Official American League Baseball Beckett COA
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$204.99
Luis Rodriguez signed Baseball Top Prospect full autograph ~ BAS Beckett Witness
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