Heart Tanzanite hand row

The hand circumference is 16 cm, the row of sheets is 7.5 mm *4.5 mm, the thickness is 3.5 mm, as shown in the picture, the color and transparency are very good, but there are impurities There may be flaws that natural stones must have such as lack of ore and unevenness in the arrangement of slices! Please understand before placing an order Natural stones may have natural blemishes (black spots, lack of ore, cotton wadding, uneven grinding of small flat heads, etc.), which are normal. If you mind, please consider carefully, so as not to cause trouble for both parties due to different cognitions, thank you