About Us

Learn more about PGL

  • PGL Gem Lab (Prestige Gemological Laboratory) is founded by Stephen Yan @ Myint Tun in 2019.
  • PGL Gem Lab is private independent gemolegiclal Laboratory and working with experienced FGA graduate gemologists.
  • PGL’s gem identification and reposting service works in accrodence with international standards.
  • PGL makes gem identification with a standard gemological instruments and some modern testing instruments.

Stephen Yen @ Myint Tun

Founder and Gemologist

  • Stephen Yan @ Myint Tun has over 20 years of experience in the gem industry.
  • Importantly he has more than 11 years of experience in diamond industry and has more than 20 years experience in the ruby,Sapphire, Sade and other precious stones.
  • More over he has traveled to gem mining sites and diamond and gem markets such as Mumbai, Thailand, Hong Kong and China.