the cheapest I can find is 1.399 USD + 50 p&p http://www.ebay.com/itm/Belarus-12x...4513834?pt=US_World_Coins&hash=item3f1a51e32a
yes, the are a few. I know about at least 3 different cases. top case, this topic, from the mint of poland. belarus COA set is very difficult to get on the market. I thing this is main factor affecting market (price).