Collection: Baseball Collectibles & MLB Memorabilia

About This Item Hand-signed by legendary New York Yankees announcer John Sterling Official Rawlings Major League Baseball (ROMLB) Authenticated by JSA (James Spence Authentication) with COA Perfect for fans of the "Voice of the Yankees"

About This Item Hand-signed by St. Louis Cardinals shortstop Masyn Winn Official Rawlings Major League Baseball (ROMLB) Authenticated by JSA with a Certificate of Authenticity (COA)

About This Item Hand-signed by Milwaukee Brewers legend Ryan Braun Official Major League Baseball (ROMLB) Includes JSA Certificate of Authenticity

About This Item Hand-signed by New York Mets pitcher Noah Syndergaard Includes "Thor" nickname inscription Official Major League Baseball (ROMLB) Authenticated by JSA (James Spence Authentication)

About This Item Hand-signed by Hall of Fame pitcher Pedro Martinez Includes JSA Witnessed Certificate of Authenticity (COA) Authentic Boston Red Sox memorabilia

About This Item Hand-signed by New York Mets legend Mike Piazza Features the National Baseball Hall of Fame logo Authenticated by JSA (James Spence Authentication) Official size and weight collectible baseball

About This Item Hand-signed by Boston Red Sox players Roger Clemens, Bruce Hurst, Rich Gedman, and Marty Barrett Official Wilson brand baseball Includes JSA Certificate of Authenticity

About This Item Hand-signed by New York Yankees prospect Spencer Jones Official Rawlings Major League Baseball (OML) Authenticated by Fanatics with a tamper-evident hologram and QR code Signed in blue ink

About This Item Hand-signed by New York Yankees star Jazz Chisholm Jr. Authentic Rawlings Major League Baseball mini batting helmet Beckett Witnessed Authentication includes a numbered hologram and QR code for verification Officially licensed MLB collectible

About This Item Hand-signed by New York Yankees legend Don Mattingly High-quality 8x10 action photograph Authenticated by Beckett Witnessed (BAS) Includes Beckett serial-numbered hologram and Certificate of Authenticity

About This Item Hand-signed by former Atlanta Braves pitcher John Rocker Features a bold "F**K NY" inscription Authenticated by Beckett (BAS) with a witnessed COA Custom jersey style in size XL

About This Item Hand-signed by Detroit Tigers legend and Hall of Famer Alan Trammell Official Louisville Slugger full-size baseball bat Elegant black finish Authenticated by JSA with a Witnessed Certificate of Authenticity

About This Item Hand-signed by Baseball Hall of Famer Vladimir Guerrero Sr. Full-size Louisville Slugger black baseball bat Includes JSA Witnessed Certificate of Authenticity Professional grade autograph from one of the game's most dominant hitters

About This Item Hand-signed by Chuck Knoblauch Official Louisville Slugger black professional style bat Includes four unique career inscriptions Authenticated by JSA Witnessed COA

About This Item Hand-signed by Montreal Expos legend Dennis Martinez Official Rawlings Major League Baseball (ROMLB) Inscribed with "PG 7/28/93" commemorating his historic perfect game Authenticated by JSA with a Witnessed Certificate of Authenticity

About This Item Hand-signed by Detroit Tigers legend and Hall of Famer Alan Trammell Special Edition baseball featuring the Gold Glove logo Authenticated by JSA with a Witnessed Certificate of Authenticity (COA) Ideal for collectors of MLB memorabilia and Detroit Tigers history