Two Ethiopian natural black opal stones. Please check the images, which were taken with natural light from a window. The size is approximately (width x height x thickness): 10 x 8.2 x 4.7mm, 10 x 8 x 4.6mm. Total weight for the two stones: 3.55ct. New, unused, and without noticeable scratches or abrasions, but as with natural stones, there may be fine scratches or cracks. Please check the photos. If you are satisfied, please purchase. Price reduced from 2600 to 1500. Thank you.