Sports Memorabilia

Baseball Memorabilia

Jason Bay Signed Authentic Blue Mets Hat (MLB Auth) First Image

#image-loader-main { display: none; }

Jason Bay Signed Authentic Blue Mets Hat (MLB Auth) First Image

Jason Bay Signed Authentic Blue Mets Hat (MLB Auth)

Total Sales0 Sold

Median Sale Price

Sale Price Range

Similar Upcoming Sales

Framed Signed Juan Soto New York Mets Jersey Beckett BAS COA (1 of 2)

Framed Signed Juan Soto New York Mets Jersey Beckett BAS COA

4 days Left

Warren Sapp Signed Tampa Bay Buccaneers Speed Helmet Beckett Auth (1 of 8)

Warren Sapp Signed Tampa Bay Buccaneers Speed Helmet Beckett Auth

May 14, 2026

Alex Killorn Signed Framed Blue Adidas Jersey Tampa Bay Lightning BAS Authenticated (1 of 2)

Alex Killorn Signed Framed Blue Adidas Jersey Tampa Bay Lightning BAS Authenticated

May 14, 2026

Novak Djokovic Signed Blue Lacoste Match Used Hat COA Beckett (1 of 7)

Novak Djokovic Signed Blue Lacoste Match Used Hat COA Beckett

2 days Left

Jason Heyward Autographed 2014 Topps Card (1 of 1)

Jason Heyward Autographed 2014 Topps Card

2 days Left

Jason Witten Signed Dallas Cowboys Authentic Helmet Beckett Holo (1 of 10)

Jason Witten Signed Dallas Cowboys Authentic Helmet Beckett Holo

4 days Left

Billy Williams HOF Signed Blue MLB Batting Helmet Cubs PSA/DNA (1 of 7)

Billy Williams HOF Signed Blue MLB Batting Helmet Cubs PSA/DNA

4 days Left

Pete Alonso Signed 2022 MLB All-Star Baseball Beckett Authenticated (1 of 2)

Pete Alonso Signed 2022 MLB All-Star Baseball Beckett Authenticated

2 days Left

2014 Chicago White Sox Signed Jackie Robinson Day Jersey JSA MLB Auth (1 of 14)

2014 Chicago White Sox Signed Jackie Robinson Day Jersey JSA MLB Auth

3 days Left

Ernie Banks HOF Signed MLB Batting Helmet Cubs PSA/DNA (1 of 7)

Ernie Banks HOF Signed MLB Batting Helmet Cubs PSA/DNA

7 days Left

Jason Bateman Signed 11X17 Photo Arrested Development JSA Authenticated (1 of 2)

Jason Bateman Signed 11X17 Photo Arrested Development JSA Authenticated

3 days Left

Phanatic Jason Kelce Eagles 16x20 Signed Photo Framed ITP DNA (1 of 4)

Phanatic Jason Kelce Eagles 16x20 Signed Photo Framed ITP DNA

May 17, 2026

1986 New York Mets Team Signed Yearbook with JSA COA (1 of 5)

1986 New York Mets Team Signed Yearbook with JSA COA

1019 Lots Away

Mets Team Signed by 32 Players ONL Baseball Saberhagen Green (1 of 6)

Mets Team Signed by 32 Players ONL Baseball Saberhagen Green

May 19, 2026

1969 New York Mets Signed Bat with Nolan Ryan Tom Seaver JSA COA (1 of 12)

1969 New York Mets Signed Bat with Nolan Ryan Tom Seaver JSA COA

13 hrs Left

RARE Tom Seaver Signed 1969 Mets Flannel Jersey Mitchell & Ness UDA COA (1 of 9)

RARE Tom Seaver Signed 1969 Mets Flannel Jersey Mitchell & Ness UDA COA

7 days Left

TOP