Gemlogis provide the most accurate diamond and gemstone testers. We specialize in differentiating natural diamonds, CVD or synthetic diamonds, HPHT treated and other gemstones.

Services/Keywords: diamond tester, diamond screening, diamond screener, diamond testing pen, diamond tester pen, diamond tester kit, diamond detector, cvd tester, cvd diamond tester, hpht diamond tester

Social Media: https://www.facebook.com/DiamondTesters/

https://www.youtube.com/channel/UCl5fmKGW-59M-S9FH8hSv5Q

Email Id: [email protected]

Website: https://www.gemlogis.com/

Address: Rm 807, New Trend Centre, 704 Prince Edward Road East, San Po Kong, Kowloon, Hong Kong