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.
![Dave Stewart signed Oakland A's baseball 8x10 photo COA proof autographed.]()
Dave Stewart signed Oakland A's baseball 8x10 photo COA proof autographed.
¥13,400Unit price
![Al Leiter signed New York Mets baseball 8x10 photo COA proof autographed]()
Al Leiter signed New York Mets baseball 8x10 photo COA proof autographed
¥13,400Unit price
![Joey Gallo Twins Yankees Rangers signed baseball COA exact proof autographed]()
Sold outJoey Gallo Twins Yankees Rangers signed baseball COA exact proof autographed
¥13,400Unit price
![Harry Ford Seattle Mariners signed baseball COA exact proof autographed]()
![Harry Ford Seattle Mariners signed baseball COA exact proof autographed]()
Harry Ford Seattle Mariners signed baseball COA exact proof autographed
¥13,400Unit price
![Gary Sheffield Yankees Marlins Braves Padres signed baseball COA proof autographed]()
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![Paul Blackburn Oakland Athletics A's signed baseball COA exact proof autographed]()
![Paul Blackburn Oakland Athletics A's signed baseball COA exact proof autographed]()
![Ozzie Guillen Chicago White Sox Marlins signed autographed baseball COA proof]()
![Chris Paddack San Diego Padres signed autographed baseball proof Beckett COA]()
![Chris Paddack San Diego Padres signed autographed baseball proof Beckett COA]()
![Chris Paddack San Diego Padres signed autographed baseball proof Beckett COA]()
Chris Paddack San Diego Padres signed autographed baseball proof Beckett COA
¥13,400Unit price
![Andrew Vaughn Chiacgo White Sox Cal Bears signed autographed baseball COA proof]()
Torii Hunter Minnesota Twins signed baseball 8x10 photo COA
¥13,400Unit price-
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Jason Giambi Oakland A's signed baseball 8x10 photo COA
¥13,400Unit price 
![Al Leiter New York Mets signed autographed baseball 8x10 photo proof COA]()
Al Leiter New York Mets signed autographed baseball 8x10 photo proof COA
¥13,400Unit price
![Joey Lucchesi San Diego Padres signed autographed baseball COA exact proof]()
Joey Lucchesi San Diego Padres signed autographed baseball COA exact proof
¥13,400Unit price
![Jesus Luzardo Oakland Athletics A's signed autographed baseball COA exact proof]()
![Ramon Laureano Oakland A's Athletics signed autographed baseball COA exact proof]()
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![Bob Melvin Oakland A's Athletics signed autographed baseball COA with proof]()
Bob Melvin Oakland A's Athletics signed autographed baseball COA with proof
¥13,400Unit price 
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![Jorge Mateo San Diego Padres Oakland A's signed autographed baseball COA proof]()
![Daniel Mengden Oakland A's signed autographed baseball COA with exact proof]()
Daniel Mengden Oakland A's signed autographed baseball COA with exact proof
¥13,400Unit price-
![AJ Puk Oakland Athletics A's signed autographed baseball COA exact proof]()
AJ Puk Oakland Athletics A's signed autographed baseball COA exact proof
¥13,400Unit price 
![Michael Morse San Francisco Giants Mariners signed autographed baseball proof]()
![Ryan Klesko Atlanta Braves Padres Giants signed autographed baseball COA proof]()
![Renato Nunez Baltimore Orioles A's Rangers signed autographed baseball COA proof]()
![Sean Manaea Oakland Athletics A's signed autographed baseball COA exact proof]()
