Collection: Baseball Signed Memorabilia

About This Item Hand-signed by Seattle Mariners legend and Hall of Famer Edgar Martinez Full-size blonde finish baseball bat Authenticated by Beckett Authentication Services (BAS) Includes certificate of authenticity and tamper-evident hologram

About This Item Hand-signed by Felix Hernandez Inscribed "King Felix" Official Rawlings Major League Baseball Authenticated by Beckett Witnessed (BAS) with hologram and QR code verification

About This Item Hand-signed by Seattle Mariners legend Felix Hernandez Official Major League Baseball (Rawlings) Beckett Witnessed Authentication with hologram and QR code Signature color: Blue

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...

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...

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...

Product Description Own a piece of baseball history with this Rawlings Official Major League Baseball (ROMLB) featuring the Hall of Fame logo, hand-signed by the legendary Ichiro Suzuki. This high-quality baseball is a must-have for any serious collector, celebrating the career of one of the greatest hitters to ever play the game. Ichiro’s signature is captured in bold ink on...

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

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...

Product Details Athlete: Ichiro Suzuki Item: Autographed 2001 Topps #726 Gold Parallel Rookie Card Edition: Limited Edition; Serial numbered out of 2001 Inscriptions: This card features two hand-written inscriptions by the MLB Hall of Famer. Note: This is an original 2001 Topps Gold Rookie Card, widely considered one of the most iconic modern baseball cards in the hobby. Authentication The...

Product Details Athlete: Logan Gilbert Card Type: Rookie Card (RC) Set: 2021 Topps Chrome Sapphire Edition Parallel: Padparadscha Limited Edition: 1/1 (One of One) Signature: Hand-signed in blue ink Authentication Authentication Agency: PSA Autograph Grade: PSA Gem Mint 10 Note: This is a unique 1/1 collectible, the only one of its kind in existence.

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...

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)...

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...

Product Details Athlete: Randy Arozarena Item Type: Autographed 2020 World Series Baseball Inscription: "ALCS MVP" Signature Quality: Hand-signed in blue ink for long-lasting display Event: 2020 MLB World Series Official Rawlings Baseball Authentication Authenticator: James Spence Authentication (JSA) Documentation: Includes a JSA Certificate of Authenticity (COA) and a tamper-evident serial-numbered hologram. Retail Guarantee 100% Guaranteed Authentic Professional packaging to ensure...

Item Details Athlete: Randy Arozarena Item Type: Autographed 2020 World Series Logo Baseball Team: Tampa Bay Rays Description: This official 2020 World Series logo baseball has been hand-signed by MLB superstar Randy Arozarena, who set numerous records during the 2020 postseason. Authenticity This item features a Certificate of Authenticity (COA) from JSA (James Spence Authentication). Each signature is guaranteed authentic...