The partial movement is made from an "American Clock Co." battery clock movement. As seen in your photo it is not complete.
The parent company of the American Clock Co. was the Automatic Electric Co. of Chicago.
Here's a couple of pics, might be helpful to aid in determining what is missing.
This one has jeweled pallets, never seen one with spoked wheels.
I have seen the weight conversion done on ITR's and the like, never on one of these.
How long does it run on a wind ?