Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the baseball. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.
Inscrition such as "1979 3000 hit" will sell at a higher value. Personal inscription like "Good luck Chuck" will sell for less.
A Lou Brock single signed baseball is worth between $50.-$85. Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the baseball. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions. If the baseball is inscribed "3000 hits" it will add value. Personal inscriptions such as "Good Luck John" will lower the value. In a recent auction a Lou Brock single signed baseball sold for $77.68
$1200.00
In the low 1,000s
On Amazon, Vin Scully autographed baseballs can go for as much as $295.80
About $1,000 to $3,000
Close to $300
$50
$800,000,000
Anywhere from $20 to $40.
The autographed baseballs are valued at a price between $40 and $60. The exact price will depend upon the condition of the baseball and when it was signed.
It depends a lot on how much someone is willing to pay, providing you are looking to sell one. They are anywhere from $75 for autographed poster to $1000 for autographed racing photo that is professionally matted and framed.
I would estimate $25.00 - $50.00