User blog comment:Blood Reaper/Skyrim Update Coming soon/@comment-24.186.194.153-20111117022740/@comment-4310208-20111117133028

I'm going to go ahead and say that Deyvid is 100% incorrect. I had the same issue and I had the "real" amulet of Mara from Maramal. I settled for Ysolda. My thought is that you can't Marry Lydia if you haver taken her as a companion. This is just a guess, I tried everything. :(