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.
![Prince Fielder Signed Baseball COA Proof Autographed Rangers Tigers Brewer]()
![Prince Fielder Signed Baseball COA Proof Autographed Rangers Tigers Brewer]()
Prince Fielder Signed Baseball COA Proof Autographed Rangers Tigers Brewer
¥16,300Unit price
![Omar Vizquel Signed Baseball COA Proof Autographed Cleveland Indians Mariners White Sox]()
Sold out
![Josh Hamilton Signed Baseball COA Exact Proof Autographed Texas Rangers LA Angels Reds]()
Sold out
![Jeremy Giambi signed baseball COA proof autographed Oakland A's Red Sox Royals]()
![Jeremy Giambi signed baseball COA proof autographed Oakland A's Red Sox Royals]()
![Jeremy Giambi Oakland A's signed baseball COA proof autographed Red Sox Royals]()
Sold out
![Gabe Kapler San Francisco Giants Red Sox signed autographed baseball COA proof]()
![Gabe Kapler San Francisco Giants Red Sox signed autographed baseball COA proof]()
![Eric Davis Cincinnati Reds Dodgers signed baseball COA exact proof autographed]()
![Eric Davis Cincinnati Reds Dodgers signed baseball COA exact proof autographed]()
![Steve Garvey Los Angeles Dodgers Padres signed baseball COA Proof LA autographed]()
![Michael Kopech Chicago White Sox signed autographed baseball Proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed baseball Proof Beckett COA]()
![Michael Kopech Chicago White Sox signed autographed baseball Proof Beckett COA]()
Sold out
Curt Schilling Arizona Diamondbacks signed baseball 8x10 photo COA
¥16,300Unit price
![Jose Canseco Oakland Athletics A's signed autographed baseball COA exact proof]()
-
Sold out
Prince Fielder Rangers Tigers Brewers signed autographed baseball COA proof
¥16,300Unit price 
![Yusei Kikuchi Signed Baseball COA Proof Autographed Japan LA Angeles Mariners]()
![Yusei Kikuchi Signed Baseball COA Proof Autographed Japan LA Angeles Mariners]()
![Rollie Fingers Oakland A's Padres Brewers signed baseball COA proof autographed]()
![Rollie Fingers Oakland A's Padres Brewers signed baseball COA proof autographed]()
![Lee Smith Chicago Cubs Boston Red Sox signed baseball COA proof autographed]()
![Lee Smith Chicago Cubs Boston Red Sox signed baseball COA proof autographed]()
Lee Smith Chicago Cubs Boston Red Sox signed baseball COA proof autographed
¥13,800Unit price
![Dave Stewart Oakland A's LA Dodgers signed baseball COA proof autographed]()
Sold outDave Stewart Oakland A's LA Dodgers signed baseball COA proof autographed
¥13,800Unit price
![Cal Quantrill Cleveland Guardians San Diego Padres signed baseball COA proof]()
![Cal Quantrill Cleveland Guardians San Diego Padres signed baseball COA proof]()
Cal Quantrill Cleveland Guardians San Diego Padres signed baseball COA proof
¥13,800Unit price
Sold out
![Carlos Rodon Signed Baseball COA Proof New York Yankees White Sox Autographed]()
![Carlos Rodon Signed Baseball COA Proof New York Yankees White Sox Autographed]()
![Carlos Rodon Signed Baseball COA Proof New York Yankees White Sox Autographed]()
![Rollie Fingers Signed 8x10 Photo Proof COA Oakland A's Baseball Autographed]()
Rollie Fingers Signed 8x10 Photo Proof COA Oakland A's Baseball Autographed
¥13,000Unit price
![Ozzie Guillen signed Chicago White Sox baseball 8x10 photo COA Proof autographed]()
![Dave Stewart signed Oakland A's baseball 8x10 photo COA proof autographed...]()
Dave Stewart signed Oakland A's baseball 8x10 photo COA proof autographed...
¥13,000Unit price
![Torii Hunter signed Minnesota Twins baseball 8x10 Photo COA proof autographed]()
