What is a baseball signed by Mickey Mantle and Roger Maris worth?
A Mickey Mantle and Roger Maris signed ball is worth alot! I
predict you could sell it in the low thousands (2000). This is just
a prediction based on prior knowledge. A Mickey Mantle, Roger Maris
Dual signed baseball is worth about $3,000.-$5,000. Price will vary
based on condition, type of authenticity that accompanies the
signatures, and which signature is on the sweet spot. One player or
the other on the sweet spot might not be worth more than the other,
but if a collector bidding on the ball is a favorite of one or the
other that collector will pay more for that player on the sweet
In a recent auction held in October 2007 a Mickey Mantle, Roger
Maris Dual signed baseball sold for $4,780.00 (Mantle on sweet
Signatures that have not been authenticated could sell at half
the market value or less. For more information on autographed
baseball visit the link I left below.