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6 videos • 0 views • by David Lee
1
AGTA Spectrum Awards. DO you have to be a rich American to win??
David Lee
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2
#1 Way to grade colored gemstone clarity. Are VVS and SI1-2 suitable terms for the gem industry?
David Lee
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3
Gordon Ryan Highlights
Takedown Breakdown 👥
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4
24. Schizophrenia
Stanford
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5
The 2022 Porsche Cayman GT4 RS Is the Best Modern Porsche
Doug DeMuro
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6
"FACETING, gem cutting, and selling: Need-to-know info."
David Lee
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