How Cousins Negotiate Precious Gems #gems #negotiation #business Avi The Gem Guy 1:00 1 year ago 2 108 240 Далее Скачать
Live sapphire negotiation | How to negotiate precious gems #gems #negotiation Avi The Gem Guy 1:00 1 year ago 3 382 869 Далее Скачать
MILLION DOLLAR GEMS - Negotiating gems at the Tucson Gem Show Avi The Gem Guy 9:15 5 months ago 111 126 Далее Скачать
Negotiating Ultra Rare Gems at the Tucson Gem Show Avi The Gem Guy 8:35 1 year ago 733 389 Далее Скачать
What jewelers REALLY pay for gems: Inside the NYC Diamond District Avi The Gem Guy 7:06 9 months ago 207 918 Далее Скачать
