The artist who created this necklace described it as “a tiny universe." This piece is extremely unique. Their beauty is exemplified whilst their coloring changes depending on the light- as you move. I was completely mesmerized holding it in the sunlight & observing the colors! •exact stone for sale shown in pictures 4-6 •pendant measures about 1"L x .75"W •handmade in the USA •price is firm, bundle to save •exact color may vary on different screens & devices