Quote Originally Posted by Doug Bennett
While it still sounds a bit high, a Super Isolette in top condition might fetch that price. There's one on Ebay right now for a Buy It Now of $400.00.

I recently acquired an Iskra, which is similar to a Super Isolette or a Super Ikonta IV (I think). The build quality is not great, but it's a very capable camera.
The Super Isolette you mentioned has a Solinar lens. Another Super Isolette wit an Apotar is listed for GBP 3.50 !