Posted on October 9, 2012 by POTUS31.com — Leave a commentRing-A-Day: Pink Umbonium Seashell RingUmbonium shells are tiny gems from the sea. I arranged them from large to small in concentric rings. When I poured the resin on, the tiny shells began to float. Next time, I’ll lay down a thin layer first.241/365Post navigationPrevious post: Ring-A-Day: Zebra Nerite RingNext post: Ring-A-Day: Illustrated Nerite RingLeave a Reply Cancel reply This site uses Akismet to reduce spam. Learn how your comment data is processed.