Collection: Marketplace Grail Items

Product Details Athlete: Paul O'Neill Team: New York Yankees Item Type: Custom Baseball Jersey Size: XL Signature: Hand-signed by "The Warrior" Paul O'Neill Features: Sewn-on name and numbers Authentication Authentication: Beckett Authentication Services (BAS) Documentation: Includes a Witnessed Certificate of Authenticity (COA) Note on Custom Jerseys This is a custom jersey and does not feature any professional league logos, brand...

Product Overview Own a piece of New York Yankees history with this custom stitched jersey hand-signed by the legendary "Warrior," Paul O'Neill. This jersey features a bold signature along with a special inscription commemorating his incredible career achievements. Product Details Athlete: Paul O'Neill Item Type: Custom Stitched Jersey Team: New York Yankees Inscription: "5x WS Champ" Jersey Size: XL Signature...

Product Details Athlete: Paul O'Neill Team: Cincinnati Reds Item Type: Custom Jersey Inscription: "90 WS Champ" Size: XL Description: This custom jersey has been hand-signed by Reds legend Paul O'Neill and includes a special inscription commemorating the 1990 World Series Championship. Authentication Authenticator: Beckett Authentication Services (BAS) COA Type: Beckett Witness Certificate of Authenticity Verification: Features a tamper-evident serial-numbered hologram...

About This Item Hand-signed by Chicago Cubs legend Mark Grace Full-size Rawlings replica batting helmet with included display stand Authenticated by Beckett with a witnessed numbered hologram and QR code Stock image used; autograph location may vary slightly

About This Item Hand-signed by Vladimir Guerrero Jr. in blue ink Official Louisville Slugger pro-style baseball bat Finished in classic blonde wood Authenticated by JSA (James Spence Authentication) Includes a JSA numbered COA and matching tamper-evident hologram

About This Item Hand-signed by MLB superstar Vladimir Guerrero Jr. Full-size black Rawlings Pro baseball bat Features a bold silver paint pen signature Authenticated by Beckett with a numbered hologram and certificate of authenticity

About This Item Hand-signed by Spencer Jones Louisville Slugger Pro model black baseball bat Includes Fanatics authentication with numbered hologram and QR code

Product Details Athlete: Paul O'Neill Item Type: Full-Size Signed Rawlings Baseball Bat Inscription: "The Warrior" Brand: Rawlings Career Highlights: 5-time World Series Champion and New York Yankees legend. Authentication Authenticator: Beckett Authentication Services (BAS) Certification: Witnessed COA This signature was witnessed by a Beckett representative as part of a formal signing session, ensuring the highest level of authenticity.

About This Item Hand-signed by MLB legend Tino Martinez Inscribed with his famous nickname "BAMTINO" Official Rawlings Major League Baseball (OML) Beckett Witnessed Authentication includes a numbered hologram and QR code

About This Item Hand-signed by New York Yankees legend Tino Martinez Inscribed with "4x WS Champs" Official Rawlings Major League Baseball (OML) Beckett Witnessed authentication with numbered hologram and QR code

About This Item Hand-signed by MLB pitcher David Wells Includes "Boomer" inscription Official Rawlings Major League Baseball Authenticated by Beckett Witnessed

About This Item Hand-signed by David Wells Official Major League Baseball (Rawlings) Inscribed "PG 5.17.98" to commemorate his perfect game Beckett Witnessed Authentication

Product Details: Athlete: Jeremy Pena Team: Houston Astros Item Type: Rawlings Official Major League Baseball (ROMLB) Signature Type: Hand-Signed in Blue Ink Authentication: This item includes a Certificate of Authenticity (COA) from JSA (James Spence Authentication), ensuring the signature's validity and your investment's security. Product Description: Add a cornerstone piece to your collection with this hand-signed Rawlings Official Major League...

Product Overview Own a unique piece of baseball history with this Rawlings Official Major League Baseball, hand-signed by the legendary father-son duo, Vladimir Guerrero Sr. and Vladimir Guerrero Jr. This rare collectible bridges two generations of dominance in the sport. Item Details Athletes: Vladimir Guerrero Sr. & Vladimir Guerrero Jr. Item Type: Rawlings Official Major League Baseball (ROMLB) Signature Type:...

Product Details Athletes: Vladimir Guerrero Jr. and Vladimir Guerrero Sr. Item: Rawlings Official Major League Baseball (ROMLB) Signature Type: Hand-signed Dual Autograph Description: A rare collectible featuring the signatures of the legendary Hall of Famer Vladimir Guerrero Sr. and his All-Star son, Vladimir Guerrero Jr. Authentication Authenticator: PSA/DNA Verification: Includes a Certificate of Authenticity (COA) from PSA, one of the...

Product Highlights Athletes: Vladimir Guerrero Jr. & Vladimir Guerrero Sr. Item: Rawlings Official Major League Baseball (ROMLB) Authentication: PSA Certificate of Authenticity (COA) Features: Hand-signed by both the Hall of Fame legend and the Toronto Blue Jays superstar. Authenticity Guaranteed This item has been professionally authenticated by PSA, a premier industry leader in autograph verification. Includes a tamper-evident serial-numbered hologram...