The Collector Vault
MLB Authentic Memorabilia collection.
Shop authenticated MLB memorabilia from the Coast to Coast Collectibles vault. This collection includes signed baseballs, bats, jerseys, cards, photos, display pieces, and baseball collectibles connected to MLB stars, legends, rookies, Hall of Famers, teams, seasons, and historic moments from the game.
Every collectible includes a Coast to Coast Collectibles COA backed by our proof photos. Select products also include third-party authentication alongside ours when listed.
Baseball collecting is built on history, detail, and trust. Review each listing for player details, team details, item condition, proof-photo context, and any additional third-party authentication included with that specific collectible.
![Luis Arraez Miami Marlins Twins signed MLB baseball COA proof autographed]()
Sold outLuis Arraez Miami Marlins Twins signed MLB baseball COA proof autographed
¥19,500Unit price
![David Wells New Yankees Toronto Blue Jays Red Sox signed baseball COA proof]()
David Wells New Yankees Toronto Blue Jays Red Sox signed baseball COA proof
¥19,500Unit price
![Chris Paddack San Diego Padres signed autographed MLB baseball proof Beckett COA]()
![Chris Paddack San Diego Padres signed autographed MLB baseball proof Beckett COA]()
![Chris Paddack San Diego Padres signed autographed MLB baseball proof Beckett COA]()
![Chris Paddack San Diego Padres signed autographed MLB baseball proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed MLB baseball Proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed MLB baseball Proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed MLB baseball Proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed MLB baseball Proof Beckett COA]()
![Ozzie Smith St Louis Cardinals Padres signed autographed baseball Beckett COA proof]()
![Ozzie Smith St Louis Cardinals Padres signed autographed baseball Beckett COA proof]()
![Ozzie Smith St Louis Cardinals Padres signed autographed baseball Beckett COA proof]()
![Ozzie Smith St Louis Cardinals Padres signed autographed baseball Beckett COA proof]()
![Corey Kluber New York Yankees autographed baseball proof Beckett COA]()
![Corey Kluber New York Yankees autographed baseball proof Beckett COA]()
![Corey Kluber New York Yankees autographed baseball proof Beckett COA]()
Corey Kluber New York Yankees autographed baseball proof Beckett COA
¥19,500Unit price
Warren Spahn autographed Milwaukee Braves Baseball 8x10 photo proof COA
¥19,500Unit price-
Sold out
![Kenny Lofton signed Baseball COA Proof Autographed Cleveland Arizona]()
Sold outKenny Lofton signed Baseball COA Proof Autographed Cleveland Arizona
¥17,900Unit price
![Dave Winfield signed New York Yankees baseball 8x10 photo proof COA autographed]()
![Tino Martinez New York Yankees Seattle Mariners signed baseball COA proof]()
![Tino Martinez New York Yankees Seattle Mariners signed baseball COA proof]()
Tino Martinez New York Yankees Seattle Mariners signed baseball COA proof
¥17,900Unit price
![Spencer Jones New York Yankees signed baseball COA exact proof autographed]()
![Spencer Jones New York Yankees signed baseball COA exact proof autographed]()
Sold outSpencer Jones New York Yankees signed baseball COA exact proof autographed
¥17,900Unit price-
![Pete Crow Armstrong Chicago Cubs signed baseball COA exact proof autographed]()
Sold outPete Crow Armstrong Chicago Cubs signed baseball COA exact proof autographed
¥17,900Unit price 
![Ryan Howard Philadelphia Phillies signed baseball COA exact proof autographed]()
![Ryan Howard Philadelphia Phillies signed baseball COA exact proof autographed]()
![Felipe Alou San Francisco Giants Yankees signed autographed baseball COA Proof]()
![Felipe Alou San Francisco Giants Yankees signed autographed baseball COA Proof]()
![Gregory Soto Detroit Tigers signed MLB baseball COA exact proof autographed]()
![Gregory Soto Detroit Tigers signed MLB baseball COA exact proof autographed]()
Gregory Soto Detroit Tigers signed MLB baseball COA exact proof autographed
¥17,900Unit price
![Torii Hunter Minnesota Twins Angels Tigers signed baseball COA proof autographed]()
![Torii Hunter Minnesota Twins Angels Tigers signed baseball COA proof autographed]()
![Joey Bart San Francisco Giants signed autographed baseball proof Beckett COA]()
![Joey Bart San Francisco Giants signed autographed baseball proof Beckett COA]()
![Joey Bart San Francisco Giants signed autographed baseball proof Beckett COA]()
Joey Bart San Francisco Giants signed autographed baseball proof Beckett COA
¥17,900Unit price
![David Wells Yankees Blue Jays Red Sox signed autographed baseball proof Beckett COA]()
![David Wells Yankees Blue Jays Red Sox signed autographed baseball proof Beckett COA]()
![David Wells Yankees Blue Jays Red Sox signed autographed baseball proof Beckett COA]()
![Cole Hamels Philadelphia Phillies Braves signed autographed baseball proof Beckett COA]()
![Cole Hamels Philadelphia Phillies Braves signed autographed baseball proof Beckett COA]()
![Cole Hamels Philadelphia Phillies Braves signed autographed baseball proof Beckett COA]()
![Steve Yeager Los Angeles Dodgers 81 MVP signed autographed baseball Beckett COA proof]()
![Steve Yeager Los Angeles Dodgers 81 MVP signed autographed baseball Beckett COA proof]()
![Steve Yeager Los Angeles Dodgers 81 MVP signed autographed baseball Beckett COA proof]()
![Steve Yeager Los Angeles Dodgers 81 MVP signed autographed baseball Beckett COA proof]()
![Jack Morris Detroit Tigers Twins Blue Jays signed autographed baseball proof]()
Jack Morris Detroit Tigers Twins Blue Jays signed autographed baseball proof
¥17,900Unit price-
![George Kontos San Francisco Giants signed World Series baseball COA exact proof]()
![Omar Vizquel Signed Baseball COA Proof Autographed Cleveland Mariners White Sox]()
![Omar Vizquel Signed Baseball COA Proof Autographed Cleveland Mariners White Sox]()
![Omar Vizquel Signed Baseball COA Proof Autographed Cleveland Mariners White Sox]()
