It is difficult sometimes. In the case of these, they both have an insert that
Coach never uses. The one on the brown wallet is used on tons of counterfeits. The Coach imprint on the inside is in the wrong place on both wallets. If you look at authentic wallets, you can see it should be closer to the corner. Coach never made a style that looks like the way the orange one is laid out. On the brown signature, the pattern should be centered, so the C's on each side of the center stripe would be identical. In this case, they aren't.