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  • LAB SERVICES
    • Testing
      • Gemstones
      • Jade
      • Diamond Testing and Grading
      • Organic Gemstones
      • Minerals & Precious metals
    • Other Services
    • Reports
    • Pricing And Important Notes
  • EDUCATION
    • Gemstone Identification (GI001)
    • Jade Identification (JI001)
    • Diamond Identification & Grading (D001)
    • Jewellery Product Knowledge (JPK001)
    • Customised Course
  • MEDIA
  • PRODUCTS
  • ABOUT US
  • CONTACT US
  • LAB SERVICES
    • Testing
      • Gemstones
      • Jade
      • Diamond Testing and Grading
      • Organic Gemstones
      • Minerals & Precious metals
    • Other Services
    • Reports
    • Pricing And Important Notes
  • EDUCATION
    • Gemstone Identification (GI001)
    • Jade Identification (JI001)
    • Diamond Identification & Grading (D001)
    • Jewellery Product Knowledge (JPK001)
    • Customised Course
  • MEDIA
  • PRODUCTS
  • ABOUT US
  • CONTACT US
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  • 14 Scotts Road, #04-136, Far East Plaza,
    Singapore 228213
  • T. +65 6333 6238
  • +65 8881 8963
  • E. enquiries@ngi.com.sg
  • Open: Monday to Saturday 10am to 6pm
  • Close: Sundays & Public holidays

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Nan Yang Gemological Institute

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