ETA movements are become increasingly more rare as the company’s owner, the Swatch Group, is cracking down on their international distribution. This cache, while small, could be work up to $800,000 depending on the quality and type of movement.
Watchmaker Torsten Nagengast is asking folks to keep an eye out for Buran-branded movements in the wild.
source: http://www.wristwatchreview.com