Up to 25% Off Savings
Up to 25% Off Savings. Each offer has a limited duration that expires at the specified time. Some promotions may require that you enter a code. By making a purchase featuring a discount or promotion, including where a code may be required, you are agreeing to these terms and exclusions. Generally, eligibility will be as reflected in the price shown on the product page. However, discounts and promotions for certain products may only appear once an item is added to the cart and the code is entered. Prices and fees, including any applicable discount(s), will be as reflected in the cart. Only the as-discounted retail price (excluding applicable shipping, taxes, and handling fees) counts toward any minimum spend required for eligibility. If a rewards program applies, the rewards may only apply to the as-discounted retail price. Discounts and promotions do not apply to gift cards. Gift card purchases do not count toward any minimum spend required for eligibility. Exclusions may apply, including: all auctions and product drops; product that is already on sale, of limited quantity, for recent championship or other special events; trading cards and certain memorabilia; select jerseys, on-field headwear, die cast and certain collectibles; and certain premium brand product. Additional terms and other exclusions may apply in our sole discretion. Items listed as FINAL SALE on the product page are final sale and cannot be returned. Free shipping promotions are valid in Continental U.S., US Territories, and AFO/FPO only, such promotions exclude heavy, large, and/or bulky items, and free shipping does not apply to the extent your cart at checkout contains any excluded item(s). Shipping method and timing may vary. Expected delivery times are based on in-stock items and the specified zip code, if applicable. Delivery estimates are not guaranteed.
  1. baseball Memorabilia
  2. Seattle Mariners
  3. Seattle Mariners Baseballs
1 - 72 of 75
Baseballs
75 Items
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$142.99
$158.99
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ANDRES MUNOZ (Seattle Mariners) Signed Official MLB Baseball Beckett (BAS)
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$142.99
$158.99
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LUIS CASTILLO (Seattle Mariners) Signed Official MLB Baseball Beckett (BAS)
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$142.99
$158.99
Sale
LOGAN GILBERT (Mariners) Signed Official 2024 ALL-STAR Baseball Beckett (BAS)
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$127.99
$141.99
Sale
LOGAN GILBERT (Seattle Mariners) Signed Official MLB Baseball Beckett (BAS)
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$142.99
$158.99
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ANDRES MUNOZ (Mariners) Signed Official 2025 ALL-STAR Baseball Beckett (BAS)
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$100.99
$111.99
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Logan Gilbert Mariners Signed Autographed M.l. Baseball Beckett
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$100.99
$111.99
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Logan Gilbert Mariners Signed Autographed M.l. Baseball Jsa
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$100.99
$111.99
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Logan Gilbert Mariners Signed Autographed M.l. Baseball Beckett
$149.99
$199.99
Sale
Julio Rodriguez Seattle Mariners Autographed Rawlings Baseball
Most Popular in Collectibles & Memorabilia
$137.99
$152.99
Sale
Autographed Kazuhiro Sasaki Ball - Official English & Kanji In Staedtler Beckett BAS Stock #115093
$109.99
$121.99
Sale
Kazuhiro Sasaki Autographed Official MLB Baseball Seattle Mariners "2000 ROY" In Staedtler Beckett BAS Stock #115089
$109.99
$121.99
Sale
Jay Buhner Autographed Official MLB Baseball Seattle Mariners Beckett BAS Witness Stock #238595
$109.99
$121.99
Sale
Kazuhiro Sasaki Autographed Ball - Official 2001 All Star In Staedtler Beckett BAS Stock #115088
$137.99
$152.99
Sale
Kazuhiro Sasaki Signed Ball - Official 2001 All Star English & Kanji In Staedtler Beckett BAS Stock #115090
$137.99
$152.99
Sale
Jay Buhner Autographed Official MLB Baseball Seattle Mariners "The Bone" Beckett BAS Witness Stock #238594
$109.99
$121.99
Sale
Robbie Ray Autographed Official MLB Baseball San Francisco Giants Beckett BAS QR Stock #205861
$109.99
$121.99
Sale
Bryce Miller Autographed Official MLB Baseball Seattle Mariners "Miller Time!" MCS Holo Stock #234567
$109.99
$121.99
Sale
Bryce Miller Autographed Official MLB Baseball Seattle Mariners "MLB Debut 5/2/23" MCS Holo Stock #234566
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$109.99
$121.99
Sale
Edgar Martinez Autographed Official MLB Baseball Seattle Mariners MCS Holo #64094
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$109.99
$121.99
Sale
Edgar Martinez Autographed Official MLB Baseball Seattle Mariners MCS Holo #87158
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$137.99
$152.99
Sale
Edgar Martinez Autographed Official MLB Baseball Seattle Mariners MCS Holo #64093
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$117.99
$130.99
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Omar Vizquel Autographed Baseball - Jsa coa
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$131.99
$146.99
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Cliff Lee Autographed Ball - Wschamps Jsa coa
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$109.99
$121.99
Sale
Signed Kazuhiro Sasaki Ball - Official Beckett BAS #B26650
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$100.99
$111.99
Sale
Emerson Hancock Seattle Mariners Signed Auto M.l. Baseball Beckett Authenticated
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$137.99
$152.99
Sale
1987 Seattle Mariners Team Signed Autographed Official AL Baseball With 19 Signatures SKU #220705
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$110.99
$122.99
Sale
2022 Washington Nationals Pit Pirates Game Used Baseball Andrew Knapp RBI GO
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$138.99
$153.99
Sale
Luis Castillo Signed Autographed 2022 All-Star Game MLB Baseball JSA AJ35148
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$103.99
$115.99
Sale
Taylor Trammell signed Baseball PSA/DNA Seattle Mariners
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$100.99
$111.99
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Emerson Hancock Seattle Mariners Signed 2022 Futures Game Baseball Beckett Authe
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$114.99
$127.99
Sale
Mike Zunino Signed Baseball - Rookie Jsa J08440
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$129.99
$143.99
Sale
STAN JAVIER "89 WS Champs" Autographed Official Major League Baseball
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$114.99
$127.99
Sale
Noelvi Marte Seattle Mariners Rookie Year Signed Autographed M.l. Baseball Bas
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$114.99
$127.99
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Noelvi Marte Seattle Mariners Rookie Year Signed Autographed M.l. Baseball Bas
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$131.99
$146.99
Sale
Randy Arozarena Autographed Major League Baseball (Beckett)
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$130.99
$144.99
Sale
Glenn Abbott Autographed Official Major League Baseball w/ "84 WS Champs
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$135.99
$150.99
Sale
Jeremy Reed Hand Signed Baseball Bat Game Used Seattle Mariners COA Cracked
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$114.99
$127.99
Sale
Nori Aoki Signed Ball - M l Psa Ab19807
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$137.99
$152.99
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Felix Hernandez PSA DNA Autograph Major League Signed Baseball
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$100.99
$111.99
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Marco Gonzales Signed Ball - M l Beckett E32445
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$100.99
$111.99
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Justin Smoak Signed Baseball - Giants rangers M l Beckett Z51466
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$127.99
$141.99
Sale
LUIS CASTILLO (Mariners) Signed Official 2022 ALL-STAR Baseball Beckett (BAS)
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$117.99
$130.99
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2014 Mariners Rangers Game Used Baseball Aaron Poreda Dustin Ackley RBI Double
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$141.99
$157.99
Sale
LUIS CASTILLO (Mariners) Signed Official 2019 ALL-STAR Baseball Beckett w/ INSCR
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$100.99
$111.99
Sale
Emerson Hancock Seattle Mariners Signed 2022 Futures Game Baseball Beckett Authe
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$121.99
$135.99
Sale
Ken Griffey Sr. Signed/Auto Yankees 100th OML Baseball JSA 186734
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$104.99
$116.99
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Justus Sheffield signed baseball ins MLB Debut dated Yankees rookie Auto Steiner
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$129.99
$143.99
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Autographed TY FRANCE Official Rawlings Major League Baseball
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$137.99
$152.99
Sale
Edgar Martinez Autographed Official AL Baseball Seattle Mariners MCS Holo #64054
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$129.99
$143.99
Sale
Autographed HAROLD BAINES "HOF 2019" Official Rawlings HOF Logo Major League Baseball JSA
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$130.99
$144.99
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Dee Gordon 2015 Batting Champ Mariners Marlins La Signed Auto Oml Baseball Jsa
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$100.99
$111.99
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Jorge Polanco Twins/ Mariners Signed Autographed M.l. Baseball Beckett Auth
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$109.99
$121.99
Sale
Robinson Cano Signed Ball - Official 2014 All Star Game PSA DNA ITP #6A27755
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$138.99
$153.99
Sale
Ty France 1st ASG Insc Signed Autograph 2022 All-Star Game Baseball JSA AI33525
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$149.99
$199.99
Sale
Edgar Martinez Seattle Mariners Autographed Baseball
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$130.99
$145.99
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Randy Arozarena Autographed 2023 Home Run Derby Major League Baseball (Beckett)
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$100.99
$111.99
Sale
Emerson Hancock Seattle Mariners Signed Auto M.l. Baseball Beckett Authenticated
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$100.99
$111.99
Sale
Jorge Polanco Twins/ Mariners Signed Autographed M.l. Baseball Beckett Auth
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$112.99
$125.99
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Yusei Kikuchi Autographed Official MLB Baseball Beckett COA W/ Cube Mariners
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$129.99
$143.99
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Autographed FELIX HERNANDEZ Official Major League Baseball Tristar
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$100.99
$111.99
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Michael Pineda Autographed Baseball - 2011 All Star Beckett Y1290
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$130.99
$145.99
Sale
Randy Arozarena Autographed 2023 All Star Game Baseball (Beckett)
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$137.99
$152.99
Sale
Edgar Martinez Autographed Official MLB Baseball Seattle Mariners MCS Holo #64030
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$135.99
$150.99
Sale
Alex Rodriguez Signed Autographed AL Baseball Mariners Rangers JSA AW17924
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$129.99
$143.99
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STAN JAVIER "1st Interleague HR" Autographed Official Major League Baseball
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$141.99
$157.99
Sale
GEORGE KIRBY (Mariners) Signed Official 2022 ALL-STAR Baseball Beckett (BAS)
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$114.99
$127.99
Sale
Noelvi Marte Seattle Mariners Rookie Year Signed Autographed M.l. Baseball Bas
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$129.99
$143.99
Sale
Luis Castillo Signed Baseball 2003 World Series (BAS BJ46761)
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$100.99
$111.99
Sale
Marco Gonzales Autographed Ball - M l Beckett E32447
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$121.99
$135.99
Sale
Ken Griffey Sr. Signed/Auto Yankees 100th OML Baseball JSA 186734
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$105.99
$117.99
Sale
Signed Mark Trumbo Ball - Angels OML
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$100.99
$111.99
Sale
Emerson Hancock Seattle Mariners Signed 2022 Futures Game Baseball Beckett Authe