This lovely shield ring echos the look of a butterflies wings.  Each "wing" has 5 bezel set moonstones for a total of 10 stones all set in sterling silver.   
sz 8.5
 
 
Moonstone crystals are linked with the energy of the moon, channels the illumination of moonbeams shining light on your path to balance and harmony because it embodies the energy of light, connecting with a Moonstone crystal also works to raise your vibration and uplift your spirit.