Colour Stone Identification and Certification

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GII laboratory has been certifying thousands of gemstones every year. GII’s Gem Testing Laboratory is the first Gem testing  laboratory in india which is recognized by CIBJO, the international apex organization of the global gem & jewellery trade.

GII Laboratory offers the following services:-

  • Identification of all species and varieties of gemstones.
  • Origin certification of Ruby, Emerald and Sapphire
  • Identification of natural v/s synthetic and stimulants of gemstones.
  • Identification of treated / enhanced gemstones .