I think that too tight is when they are uncomfortable so you end up not wearing them. I kind of based my guess off the measurements off some sort of SSK nudie. Looking over the responses, I would go for a size 2 as I suggested earlier,...
The ones on ebay look fake because the those are 08s/s and the tag is 07s/s. As mentioned already, the leather tag looks fake (too thick), and should be stitched on with the same colour stitching as the rest of the jean. Not to mention...