Sacagawea dollar is a newly deisnged US dollar coin. It was issued since 2000 and it was desinged by Glenna Goodcare. Its diameter is 26.4 millimeters and weighs 8.07 grams. It has 88.5 percent copper, six percent zinc, 3.5 percent manganese, and two percent nickel.

Here are some Sacagawea dollars for sale on eBay.