User blog comment:StoryGirl83/The Sophomore, Book 2, Chapter 10 - Party Guests/@comment-34381956-20180225021648/@comment-3452092-20180225025032

Plausible. I know my sister had them at her party and she did spend diamonds. I wish I could do experimenting to figure this out, but I am not spending my diamonds on an experiment when I have such a limited supply of them.