900k.. too high, someone got hustled.
250k.. too low, someone's lowballing.
IMO the set is somewhere between 575k-675k.
200-250k for the top and 125-150k for the other parts.
However, those numbers were before a significant amount of credits were sunk out with the crates. Theoretically, prices would drop as disposable credits are currently, on the whole, more scarce. At least until the friendly farmers pump the credit supply back up.