If it is authenticated by PSA or JSA, and it has such key players like mays, mccovey, marichal, perry, davenport it could be worth up to $500 - $800 depends on condition of the ball and signatures....bold, faded, ect
depend on how many people signed it
depends who signed it
Well it really depends on which 15 players signed the ball. :)
1000.00
1p
same as an average tennis ball unless it is signed
It depends on who signed it.
500$
10 dollars
500$
90099
The value of a ball signed by Merkin Valdez depends on the qwuality of the ball and the condition it is in, the clarity of the signature, and whether or not the signature is a counterfeit.