This is for a nice piece of sapphire faceting rough for the lapidary. gem cutting. It is from Umba. it weighs 3.9 cts. and measures 7X9X6 mm. this is a nice light blue with a hint of green color .. photos are close. This stone has some minor inclusion. Not bad. It will cut clean looking. well shaped. I was a major facet rough dealer for over 20 years. I semi retired in the late 1990's . I still do some local shows and have lots of material. Decided to start selling some off as I am in my 80's. Can't take it with me. Key words. cut gemstone. gemstone rough. cabochon rough. slabs. gemstone cutting material. lapidary.