12mm to 13mm diameter faceted coins with a 6mm depth for a generous Blue Lace Agate symmetrical coin shape with great faceting and polish. These Natural Blue Lace Agates exhibit a vitreous luster on a translucent body having a lace-like striation in a lighter hue of the moderately light saturation seen on the Periwinkle blue body. AA grade for matching, color, and make providing a perfect Blue Lace Agate coin.