This picture that we had a seminar ''how to c... This picture that we had a seminar ''how to check ruby's quality'' in Beijing China...7 years ago. They were still selling garnet, spinel and tourmaline as ruby at the time. See now! China is tje biggest ruby market in the world. Takahito Moriさん(@morisruby)がシェアした投稿 - 2018年Aug月28日pm5時19分PDT