Nice find! Throw away that fake hangtag. It was called a pocket bag (obviously they reused names!) and made in the early 70s. Here's some information about it. https://www.vintagecoachie.com/style-guide/pocket-bagHi, hoping for some help to identify this bag. It has the metal Coach tag inside. The gold hang tag must have been added by the previous owner.
Measurements: 10" H x 9" W