Jade & gems jewellery testing service & certification

About Raffles GemLab

萊 佛 士 宝 石 鉴 定 所
We operate a jade & gems testing laboratory.
Infrared Spectrometer (FTIR) is available for routine testing of jadeite

Testing without report=$30 per stone

Testing with report=$70 per stone

We issue Jadeite report for :

  • Natural Jadeite ( Type A ), meaning “no chemical treatment, no polymer impregnation, no dyed color”
  • Treated Jadeite ( Type B )
  • Treated Jadeite ( Type B+C )
  • etc

Jade & Gems Testing involves 2 major steps:
Step 1 : Gem identification
Step 2 : Treatment detection

Please visit “RAFFLES GEMLAB” at YouTube for jade testing video.


We provide gems testing and certification services for :

  • Burmese jade or Jadeite
  • Ruby, Sapphires, Emerald, Pearl
  • Tanzanite,Spinel,Tsavorite Garnet
  • Alexandrite, Cat’s eye
  • Tourmalie, Garnet, Peridot
  • Moldavite ( natural glass )
  • Diamond report verification 
  • Etc

Jade and gems testing and certification is conducted by :

Mr Gary Ong- Consultant Gemologist

FGA(UK), DG(GIA), CDG(HRD) 

Credentials and Qualifications

  • Bachelor of Engineering(B.Eng), National University of Singapore(NUS)
  • Diploma in Gemmology(FGA), Gemmological Association of Great Britain (Gem-A), England
  • Diamond Graduate(DG), Gemological Institute of America(GIA), USA
  • Certified Diamond Grader(CDG), HRD Institute of Gemmology, Belgium
  • Jewelry Design Certificate, Gemological Institute of America(GIA),USA
  • Synthetic & Treated Gem Identification Certificate, Asian Institute of Gemological Sciences(AIGS), Thailand
  • Registered Master Valuer(#0072509126), California Institute Of Jewelry Training,USA
  • More than 20 years experience as a private jeweller