Actually, it will cost you $10.41, but the price isn't always the most important factor in buying coins. One of the key things to consider is how happy you are personally with your purchase. From what I can tell by the pictures, it looks to be a real beauty, and I bet you're gonna think so too, once you get it. Just one other thought. You can buy '57 proofs for 2-3 bucks without the plastic, but again, price isn't the only consideration in buying coins. Great coin, rev. Show us some more Jeffs, when you get them.
Have to agree on one point - your cost is not the high bid, it is high bid plus shipping. You need to keep this in mind when buying over the Internet.