Has anyone ever seen anything like this? That looks like it could be a genuine cal. 828...
https://www.ebay.com/itm/Jaeger-LeCoultre-Reverso-Tourbillon-Watch-New-2-000-Price-Reduction/292429669604?ssPageName=STRK%3AMEBIDX%3AIT&_trksid =p2060353.m1438.l2649
https://www.ebay.com/itm/Jaeger-LeCoultre-Reverso-Tourbillon-Watch-New-2-000-Price-Reduction/292429669604?ssPageName=STRK%3AMEBIDX%3AIT&_trksid =p2060353.m1438.l2649