PAAS - (Professional Autograph Authentication Services)COA - (Certificate of Authenticity)
Certificate Of AuthenticityFor a signed baseball COA would mean Certificate Of Authenticity. Like a Letter of authenticity it verifying the originality or genuineness of a sports collectibles item. If the letters COA is written on a hologram or sticker it should have a matching letter accompanying it at verify it is the item authenticated.
I have not been able to find a similar product to compare with. However, I did find on sportsartifacts.com a 1944 Sacramento Solons Team Signed Baseball with 22 signatures and a certificate of authenticity going for $195 and a 1966 Portland Beavers signed baseball with 15 signatures and a certificate of authenticity going for $50.
Los Angeles raiders Howie long
Willie Horton single signed baseballA Willie Horton single signed baseball is worth about $40.- $60. Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.
A Babe Ruth single signed baseball is worth about $6,000.-$10,000. A Willie Mays single signed baseball is worth about $125.-$200. I have never seen a Babe Ruth Willie Mays duel signed baseball. They would be rare but by adding a Willie Mays signature to a Babe Ruth signed baseball it will lower the value. If a Babe Ruth Willie Mays duel signed baseball were to come up in auction it would most likely sell below $6,000. 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 are not properly authenticated could sell at half the market value or less.
A signed Walter Payton jersey together with the Certificate of Authenticity can be worth over $4,000. The value is based on what a buyer would actually pay for the item and can vary due to market circumstances.
Willie McCovey single signed baseballA Willie McCovey single signed baseball is worth about $75.-$125. Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.
A Willie Randolph single signed baseball is worth about $30.-$40. Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions. In a recent auction a Willie Randolph single signed baseball sold for $27.50.
A Willie Stargell single signed baseball is worth about $75.-$150.Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions. In a recent auction a Willie Stargell single signed baseball sold at a high of $167.30For more prices on single signed baseball see Related Links below.
A signature is not in itself a legal document; it does not agree to anything or assert anything. It is, at most, a souvenir. Sometimes one can get a certificate of authenticity for something such as a signed baseball, a signed photograph, etc., but that is not the same as notarization.
Willie Stargell single signed baseballA Willie Stargell single signed baseball is worth about $75.-$150.Value is based on average prices of recently closed auctions. Prices may vary based on condition, and the type of authenticity that accompanies the signature. Signatures that have not been properly authenticated could sell at half the market value or less. Add for inscriptions.