Oh wow that's awesome. I filled it up with water and measured it and it's exactly 6 oz. I guess it was the "20% more free!!" version, lol. I did a little research on it and saw two auctions that both sold for $575 in 2010. One of them had a picture and description that almost perfectly described...
I'm not sure how this bottle passed quality control, it has a couple major flaws. It appears to have fallen over while the glass in the base was still soft. There is a rather large bulge on the backside near the base and it lays flat without wobbling. The glass around the lip has been ground but...
These are in amazing condition considering they were buried in the dirt for probably close to 100 years. the leather is intact and you can even open them and put them on.
And then there's this guy. No markings on it except for a W on the bottom. It appears to have been frosted or iridescent or something, it looks kind of rainbow-y on parts of it. The glass is a very bright blue as you can tell. The seams on the side also disappear at the base of the neck. 7" tall