This natural Brazillian Topaz cabachon was locally polished and was the best colored and one of the biggest in a very big lot of Topaz from Brazil . It measures 18.70 by 10.63 mm and 8mm deep . There is some inclusions as shown but they are not too overwhelming . There is also a very tiny natural indentation near the bottom girdle as shown . Picture with quarter also shown for size . Will include the gem jar shown .