The Royal Gift Shop Authentic Brazilian Agate Slice with 24K Gold Plated Rim - Protective Rubber Bumpers. Blue (5"-6") Premium Quality, Polished One-of-a-Kind Natural Brazilian Agate Slice. Hand Chosen for Quality, Pattern, Symmetry and Color Definition. Each coaster is unique due to naturally occurring color & pattern variations Photos represent only a few selected samples - NO Two Slices Alike! Rubber bumpers included to protect surfaces. Certified agate information card included