Watch no. Unknown

Case: None Dial: None Movement: Circular nickel movement blank only, almost certainly made by Louis Elisee Piguet in Brassus Provenance: 18?? - Probably LE Piguet, Brassus 18?? - Potter, Geneve 2020 - ebay #202541490528, Germany, $3,499, "Ébauche movement plate, Albert. H. Potter for pivoted detent chronometer calibre patented plate design, American patent No. 8888, nickel, band diameter : approx 45.7mm, diameter on the edge /dial side/ : approx 46.8mm, height: approx. 8.8mm, NOS, unused condition"