You are the neophyte student trying to upstage the professor.
I have studied gemology and precious metallurgy for 60 years. One of my majors at Vanderbilt was Analytical/Organic Chemistry. I have been a collector/trader for 60 years. You just spent 5 minutes Googling to find what you so gleefully presented with your sophomoric "ta-daaa". Oh, look, "GIA" ... "XYZ". LOL Give me an 'effin' break, trish. You are the proverbial "jack of all trades and a master of none". I make jewelry in my spare time. Here's an example (I will make one for you for $20-25K): 
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