18k white gold ring with a 10ct Prehnite cabochon center stone with 26 diamonds @ .50ctw G VS2.  This ring weighs 8.9 grams and is a finger size 5.0.  Here's some info on Prehnite> "Green Prehnite is both a heart chakra and solar plexus chakra stone. The solar plexus or power chakra is the seat of the will, and this green stone's action links your heart with your will, and brings you peace and joy, and will help to relieve worry."