Sorry if this spoils someone's intent to buy...but it is Buy-it-Now and I thought I would take a chance that someone is seeking 7-row ribbon NSA parts. Only $40 US.
https://www.ebay.com/itm/Vintage-SWI....c100276.m3476

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Not running, but the movement is quite a nice looking Unitas with what appears to be 21 jewels.