This is a free form cab of petrified coral. This has rich tones of deep peach with leaf like patterns. It looks like walking through leaves on a fall day. Approximate Measurements 36 mm x 21mm x 7 mm 9.82 g *This cab is flat on the top and back and is not made for bezel settings. It has been tumble polished. Ideal for wire wrapping or other artistic or jewelry projects.