I've not seen or heard of this, Kaiz. Looks like a definite variation.

I do recall that there has been some discussion about the lantern room being rotated a bit more on some pieces than others. Can you eye that on these two and see if the door appears more 'rotated' on one or the other?

Big Bay is one of the only HL Limited Editions that is not numbered.

On my Big Bay, the door is painted.