I don't even really like pink, but these are terrif. On the hunt (just looking...) I ran across this:
Not that I need any more turquoise and gold, but geez. And, in the six degrees thing, it is very similar to the ring Stanley Tucci wears as Paul Child, which you can see on Meg's blog here.
Image, top, Bazaar, August 2009. And, I've lost the link for this particular ring (it's been that sort of morning) but you can search for Gurhan and they pop up all over the place.