I heard from a coin dealer that the open mouth Roosevelt is very rare--the other has a hole by the mouth and the last one has a booger up his nose
That's crazy, at least to me but wait for others to respond. Varieties are not really my thing but some members collect them.
Those are normal Die Chips on coin #2. No premium. Open mouth Variety? never heard of it.. $90.00? Take the money and run! Please show full picture of Obverse and Reverse sides on all your threads. They will provide more clues as to what you may have.