Seattle Mariners

  • Lazaro Montes Signed Seattle Mariners Rawlings Official MLB Baseball
    Lazaro Montes Signed Seattle Mariners Rawlings Official MLB Baseball

    Lazaro Montes Signed Seattle Mariners Rawlings Official MLB Baseball

    $109.99
    $109.99
    Product Details Athlete: Lazaro Montes Team: Seattle Mariners Item Type: Rawlings Official Major League Baseball (ROMLB) Inscription: "#44" Signature: Hand-signed in blue ink on the sweet spot Authentication Includes a Certificate of Authenticity (COA) from Lucky's Sports Cards and Memorabilia (LSCM) Features a matching serial-numbered tamper-proof hologram Guaranteed to pass third-party authentication from JSA, PSA, or Beckett
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  • Julio Rodriguez Signed Seattle Mariners 2023 Sports Illustrated Magazine
    Julio Rodriguez Signed Seattle Mariners 2023 Sports Illustrated Magazine

    Julio Rodriguez Signed Seattle Mariners 2023 Sports Illustrated Magazine

    $349.99
    $349.99
    Product Details Athlete: Julio Rodriguez Team: Seattle Mariners Item Type: Autographed 2023 Sports Illustrated Magazine This collectible Sports Illustrated magazine features a hand-signed autograph from the Mariners superstar, Julio Rodriguez. Authentication Fanatics Authentic Certificate of Authenticity (COA) & Hologram Denver Autographs Certificate of Authenticity
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  • Felix Hernandez Signed Seattle Mariners Custom Baseball Jersey JSA COA
    Felix Hernandez Signed Seattle Mariners Custom Baseball Jersey JSA COA
    Felix Hernandez Signed Seattle Mariners Custom Baseball Jersey JSA COA

    Felix Hernandez Signed Seattle Mariners Custom Baseball Jersey JSA COA

    $139.99
    $139.99
    Product Highlights Hand-signed by Seattle Mariners legend and Cy Young Award winner Felix Hernandez Features a custom Seattle Mariners inspired jersey design Size: XL (Standard adult size) Signature is bold and placed prominently on the jersey Authenticity & Quality Authenticated by James Spence Authentication (JSA) Includes a tamper-evident COA sticker and matching certificate The item pictured may be a stock...
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  • Julio Rodriguez Seattle Mariners Autographed Custom Jersey
    Julio Rodriguez Seattle Mariners Autographed Custom Jersey
    Julio Rodriguez Seattle Mariners Autographed Custom Jersey

    Julio Rodriguez Seattle Mariners Autographed Custom Jersey

    $159.99
    $159.99
    Product Overview Athlete: Julio Rodriguez Team: Seattle Mariners Item Type: Autographed Custom Jersey Product Details Hand-signed by Seattle Mariners superstar and AL Rookie of the Year, Julio Rodriguez. This custom jersey features high-quality stitched name and numbers, designed specifically for the ultimate collector. Jersey Size: XL (standard fit). Custom jerseys do not feature professional league logos or brand tags but...
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  • Logan Gilbert Autographed Seattle Mariners Official MLB Baseball
    Logan Gilbert Autographed Seattle Mariners Official MLB Baseball
    Logan Gilbert Autographed Seattle Mariners Official MLB Baseball
    Logan Gilbert Autographed Seattle Mariners Official MLB Baseball

    Logan Gilbert Autographed Seattle Mariners Official MLB Baseball

    $99.99
    $99.99
    Product Highlights Athlete: Logan Gilbert Team: Seattle Mariners Item Type: Official Rawlings Major League Baseball (ROMLB) Authentication: PSA Certificate of Authenticity (COA) About the Athlete Logan Gilbert has emerged as a premier starting pitcher for the Seattle Mariners, known for his imposing height and elite velocity. Since making his MLB debut, he has become a cornerstone of the Mariners' rotation...
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  • Ken Griffey Jr. Autographed Seattle Mariners Official Major League Baseball
    Ken Griffey Jr. Autographed Seattle Mariners Official Major League Baseball

    Ken Griffey Jr. Autographed Seattle Mariners Official Major League Baseball

    $499.99
    $499.99
    Product Highlights Hand-signed by Seattle Mariners legend and Hall of Famer, Ken Griffey Jr. Signature featured on an Official Rawlings Major League Baseball High-quality autograph in blue ink A must-have centerpiece for any Mariners or Hall of Fame collection Authentication Authenticated by Beckett Authentication Services (BAS) Includes a Beckett Witnessed Certificate of Authenticity and matching tamper-proof hologram
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  • Ichiro Suzuki Signed Seattle Mariners Official MLB Baseball Beckett BAS
    Ichiro Suzuki Signed Seattle Mariners Official MLB Baseball Beckett BAS

    Ichiro Suzuki Signed Seattle Mariners Official MLB Baseball Beckett BAS

    $469.99
    $469.99
    Product Details Athlete: Ichiro Suzuki Team: Seattle Mariners Item Type: Rawlings Official Major League Baseball (ROMLB) Signature: Hand-signed in blue ink on the sweet spot Description: A premium collectible signed by the legendary 3,000-hit club member and future Hall of Famer. Authentication Authentication Agency: Beckett Authentication Services (BAS) Authentication Type: Witnessed Certificate of Authenticity Verification: Includes a Beckett tamper-evident hologram...
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  • Lazaro Montes Signed Seattle Mariners Official MLB Baseball (JSA COA)
    Lazaro Montes Signed Seattle Mariners Official MLB Baseball (JSA COA)

    Lazaro Montes Signed Seattle Mariners Official MLB Baseball (JSA COA)

    $119.99
    $119.99
    Product Details Athlete: Lazaro Montes Item Type: Rawlings Official Major League Baseball (ROMLB) Team: Seattle Mariners Signature: Hand-signed in blue ink on the sweet spot. Authentication Authenticated by James Spence Authentication (JSA). Includes a JSA Certificate of Authenticity (COA) to guarantee the signature's validity. JSA is one of the most respected third-party authenticators in the hobby. Collector's Notes This item...
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  • Ken Griffey Jr. Signed Seattle Mariners Official MLB Baseball BAS Witnessed
    Ken Griffey Jr. Signed Seattle Mariners Official MLB Baseball BAS Witnessed

    Ken Griffey Jr. Signed Seattle Mariners Official MLB Baseball BAS Witnessed

    $479.99
    $479.99
    Product Details Athlete: Ken Griffey Jr. Item Type: Rawlings Official Major League Baseball (ROMLB) Team: Seattle Mariners Signature: Hand-signed on the sweet spot in blue ink. Career Highlights: 13-time All-Star, 10-time Gold Glove winner, 1997 AL MVP, and National Baseball Hall of Fame inductee (Class of 2016). Authentication Authenticator: Beckett Authentication Services (BAS) Certification Type: Witnessed Certificate of Authenticity (COA)...
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  • Ken Griffey Jr Seattle Mariners Signed Majestic Jersey Beckett Witness
    Ken Griffey Jr Seattle Mariners Signed Majestic Jersey Beckett Witness
    Ken Griffey Jr Seattle Mariners Signed Majestic Jersey Beckett Witness

    Ken Griffey Jr Seattle Mariners Signed Majestic Jersey Beckett Witness

    $1,009.99
    $1,009.99
    Product Details Athlete: Ken Griffey Jr. Team: Seattle Mariners Jersey Type: Majestic Baseball Jersey Signature: Hand-signed by Ken Griffey Jr. Authentication Authentication: Beckett Authentication Services (BAS) Certification Type: Witness Certificate of Authenticity Verification: Includes a tamper-evident serial-numbered hologram and matching COA card. The Kid's Legacy Own a piece of baseball history with this premium signed jersey from Hall of Famer...
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  • Lazaro Montes Seattle Mariners Autographed Official MLB Baseball
    Lazaro Montes Seattle Mariners Autographed Official MLB Baseball

    Lazaro Montes Seattle Mariners Autographed Official MLB Baseball

    $89.99
    $89.99
    Product Highlights Hand-signed by Seattle Mariners rising star Lazaro Montes Rawlings Official Major League Baseball (ROMLB) Signature obtained in-person to ensure premium quality Includes a Certificate of Authenticity (COA) and matching serial-numbered tamper-proof hologram Guaranteed to pass any reputable third-party authentication, including JSA, PSA/DNA, or Beckett
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  • Lazaro Montes Seattle Mariners Autographed Official MLB Baseball JSA
    Lazaro Montes Seattle Mariners Autographed Official MLB Baseball JSA

    Lazaro Montes Seattle Mariners Autographed Official MLB Baseball JSA

    $109.99
    $109.99
    Product Overview Athlete: Lazaro Montes Item Type: Autographed Official Major League Baseball (ROMLB) Team: Seattle Mariners Signature Detail: Hand-signed in blue ink on the sweet spot. Authentication Authentication Service: JSA (James Spence Authentication) Verification: Includes a JSA Certificate of Authenticity (COA) ensuring the signature's validity. About the Item This Official Major League Baseball has been hand-signed by Seattle Mariners rising...
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  • Julio Rodriguez Signed Gold OML Baseball - Seattle Mariners
    Julio Rodriguez Signed Gold OML Baseball - Seattle Mariners

    Julio Rodriguez Signed Gold OML Baseball - Seattle Mariners

    $349.99
    $349.99
    Product Details Athlete: Julio Rodriguez Item Type: Rawlings Official Major League (OML) Baseball Team: Seattle Mariners Color Scheme: White and Gold Leather Inscription: "Go Mariners" Signature: Hand-signed in ink by the 2022 AL Rookie of the Year Authentication Fanatics Authentics (FAN) Serial-Numbered Hologram Denver Autographs Certificate of Authenticity (COA)
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  • Julio Rodriguez Signed Seattle Mariners Gold OML Baseball (22 AL ROY)
    Julio Rodriguez Signed Seattle Mariners Gold OML Baseball (22 AL ROY)

    Julio Rodriguez Signed Seattle Mariners Gold OML Baseball (22 AL ROY)

    $349.99
    $349.99
    Product Details Athlete: Julio Rodriguez Team: Seattle Mariners Item Type: Official Major League Baseball (OML) Edition: Special Edition White and Gold Inscription: "22 AL ROY" Authentication Fanatics Authentics (FAN) Certificate of Authenticity Denver Autographs Certificate of Authenticity Description This Rawlings Official Major League Baseball features a striking white and gold colorway, hand-signed by Mariners sensation Julio Rodriguez. Includes a rare...
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  • Alex Rodriguez Signed Seattle Mariners 1996 Beckett Monthly Magazine JSA

    Alex Rodriguez Signed Seattle Mariners 1996 Beckett Monthly Magazine JSA

    $139.99
    $139.99
    Product Details Athlete: Alex Rodriguez Item: Autographed 1996 Beckett Monthly Magazine (December Issue) Team: Seattle Mariners Authentication: James Spence Authentication (JSA) Player Highlights Alex Rodriguez is widely considered one of the greatest baseball players of all time. Known as "A-Rod," he was the youngest player ever to reach the 500 career home run milestone and is a prestigious three-time American...
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  • Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet
    Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet
    Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet
    Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet
    Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet

    Julio Rodriguez Signed Seattle Mariners Mini Batting Helmet

    $449.99
    $449.99
    Product Details Athlete: Julio Rodriguez Team: Seattle Mariners Item Type: Mini Batting Helmet Authentication: Major League Baseball (MLB) & Denver Autographs Certificate of Authenticity
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Seattle Mariners autographed sports memorabilia. Ultimate Autographs sells signed sports memorabilia from the biggest players in the NFL. We are the internet’s leading provider of NFL Autographs! We offer free same day shipping on all orders of Sports Collectibles. Our collection of signed jerseys, autographed football helmets, autographed football mini helmets, and signed footballs are second to none! We only sell authentic autographs! Every item we sell, from autographed jerseys, signed football helmets, signed football mini helmets, and autographed footballs are certified by the biggest names in certification. We guarantee that every item comes with JSA, Beckett, or PSA/DNA certification, so you know you purchased a quality piece of signed sports memorabilia!