Even if you purchase an item with a COA (authentication), it doesn't guarantee it is legitimate. When you get a COA, it is merely buying an opinion from a third party on the item. In other …

2023年8月5日 · (Preface im completely new to collecting) I have a Ben Roethlisberger jersey with a JSA COA. Is this enough to basically prove its legit? When I pull up the number of the COA, …

2021年11月14日 · Now the COA technically verifies both our items because they are both colored pictures with a signature. The COA verifies a colored picture which is what I photocopied :) If …

2020年9月6日 · JSA is as legit as they come. Also, this is a witness signing COA which means that a JSA employee actually witnessed Giannis signing this item and not just giving an …

2022年12月14日 · I'm looking into purchasing some signed Funko Pops with the JSA COA. However, I've found that, while sellers have both COA and sticker (with the number) on their …

2022年11月23日 · Choosing between three different BSA, JSA, and PSA/DNA autographed photos of the same celebrity I am fairly a novice when it comes to autographs. The signatures …

2024年6月1日 · What’s the difference between a JSA COA card that says witness protection program and the other one that just says basic certification?

2023年1月24日 · Like any company, these authentication companies have their fair share of mistakes. I can tell you that I occasionally see something bad with a JSA COA or a Beckett …

2023年8月5日 · I need some advice. (Preface im completely new to collecting) I have a Ben Roethlisberger jersey with a JSA COA.

2021年9月20日 · I have been a collector of memorabilia for over 30 years. I have 3 Frank Sinatra records signed and want to resell them now. I know if I have a COA they would be worth much …