Watched several videos featuring dr. Peretti: perfect combination of theory knowledge and field experience. Thank you for comprehensive explanations, doc!
90% of video is watching hands and the crystal. Why subtitles over the most important part of the image? Good vid though. Very informative is what I like.
Hi I love your research works but why you don’t come to explore the Pakistani mines , like Swat mine and much more make a plan and let me know I will join you
Watched several videos featuring dr. Peretti: perfect combination of theory knowledge and field experience. Thank you for comprehensive explanations, doc!
Yes I am very happy to have found him
ممنون از توضیحات خیلی کارت عالیه سپاسگزارم
Love the detailed analysis. :-)
This guy is the mother of all gemologists.. very knowledgeable.
Very impressive
I hope GRS could see this video i just discover this gemstone....
90% of video is watching hands and the crystal. Why subtitles over the most important part of the image?
Good vid though. Very informative is what I like.
Hi I love your research works but why you don’t come to explore the Pakistani mines , like Swat mine and much more make a plan and let me know I will join you
I need Dr. Contact please
The drinking game is everytime he says "waynes" you do a shot and thank god you arnt in southern Murica.....
I have black stone and see its inclusion 100 magnificatio..