When I did my sons room with Pirates theme. I will try to add info below that I remember from the original sale. If you would like more pics - please let me know! I believe they said was from Tortuga or one of the ships.
I added pics with ruler, so you can see size. The item "Disney Pirates of the Caribbean Authentic Movie Prop withCOA-Pewter Beer Mug/Stein" is in sale since Saturday, February 23, 2019. This item is in the category "Entertainment Memorabilia\Movie Memorabilia\Props\Originals".The seller is "cjsheedy" and is located in Orlando, Florida. This item can be shipped to United States.