here are some choices of silk quilt and comforter

They are in very good quality:

quilt:

http://www.garnethill.com/eileen-fisher-crushed-silk-quilt-collection/174441?defattrib=&defattribvalue=&listIndex=3

comforter:

http://www.garnethill.com/eileen-fisher-seasonless-silk-comforter/14378?defattrib=&defattribvalue=&listIndex=0