I finished the bookmark I started for a co-worker.  I used 2 strands of sewing thread, and a size 12 hook.  It turned out the perfect size!  I'm very happy with the project, and so was the recipient.  Here is the new version:

And here is the original version:

I did a little different border on the second one - the thread was a little harder to work with than I thought it would be, and I didn't want to try anything too fancy with it.