MSNWatch

30mm center seconds movement used in a PW.

it looks like a redial to me. Clearer high resolution pictures would confirm if my suspicion is correct.

That's a cheap price.

which are also 29mm or so. That to me is the biggest problem since the original ones are 27mm in diameter (at least the ones for the most popular ref. 2852).

The first case reference to house the cal. 321 family of movements (then known as 27CHRO C12) in a screwback case. Hard to come by.