I am fairly new to this, but when I saw your post, I took a look at all mine. Initially when I saw your post, I thought....Hey, I have several of those.....wrong ! From a distance they look similar, but they were also still the cream color.

For what its worth, I think you should submit it. I have seen variations on CG many times. Here is the link in case needed:
http://www.themogh.org/cg_submission2.php