One 17.73 carats square portuguese/step cut amethyst from Rwanda, blue violet color, FLAWLESS TO VVS clarity, cut grade excellent, measuring 15 mm wide, 15 mm long, 12.3 mm deep; with excellent polish and excellent symmetry. The proportions of the amethyst are as follows: total depth 82%, table width 41.3%. The overall quality rating of this amethyst is 977 out of 1000.
