Quote:
Originally Posted by Kco
Just to make a correction to the above statement, they are not a third party authenticator, they are a first party witness, so it's a guarantee not an opinion. To answer your question, it absolutely commands a premium and adds value. Dependent on the player the value added can be substantial
Hope that helps
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I have a Hank Aaron that has a MLB/ Steiner authentication .
I also got in person a Juan marical ball at the NYC all start fan fest . It was given the sticker right on the spot .