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logo main
  • Testing
    • How to submit

      Please click on the button below to get all the necessary information for your testing inquiries.

      How to submit
    • Quick links
      • Pricing
      • Digital order form
      • Download order form (pdf)
      • Small diamond order form (pdf)
      • On-site testing
    • Reports
      • Verify a SSEF report
      • Understanding a SSEF report
      • SSEF Premium reports
      • GemTrack™
      • Age Dating
      • DNA Fingerprinting
    • More info
      • Coloured Gemstones
      • Diamonds
      • Pearls
      • Small Diamonds
      • Jewellery
  • Education
    • Gemmological courses

      Please click on the button below to discover SSEF’s gemmological course options, calendar and prices.

      Courses options
    • Course programs
      • Basic Gemmology
      • Basic Diamonds
      • ATC Coloured Gemstones
      • ATC Gems & Jewellery
      • Advanced Pearls
      • Advanced Small Diamonds
      • Scientific Gemmology Course
    • More courses with us
      • Understanding Gemstones – Free Online Courses by SSEF
      • Tailored Courses
      • Gem-A Courses & Exams
  • Research library
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2021

Sub-surface laser inscription and marking of gemstones

by Dr. L.E. Cartier, first published in Facette 26 (May 2020) Inscription of diamonds and gemstones has been offered for several years, whereby a logo or a report number is inscribed on the girdle of a stone after cutting and polishing. This is done by some natural diamond sellers or grading laboratories and s

Research Blog
MethodsTraceability
2021

Traceability and Blockchain for Gemstones – an Overview

Recent developments have brought‚ due diligence, along with tracking and traceability, to the forefront of discussions and requirements in the diamond, coloured stone and pearl industries. To address this trend, certification mechanisms and technologies (such as blockchain) are being developed to solve inher

Research Blog
Traceability
2020

The Journey of Ethics ‒ A Review of Responsible Sourcing Developments in the Gem Sector

The Journey of Ethics ‒ A Review of Responsible Sourcing Developments in the Gem Sector. Published in InColor, 2020 Winter, 45, 30-35.

Download PDF

Authors

  • L.E. Cartier
Research Articles
Traceability
2020

DNA fingerprinting: an effective tool for taxonomic identification of precious corals in jewelry

DNA fingerprinting: an effective tool for taxonomic identification of precious corals in jewelry. Published in Scientific Reports, 10(1), 1-12.

Authors

  • A. Kratzer
  • B. Lendvay
  • J.B. Meyer
  • L.E. Cartier
  • M. Gysi
  • M.S. Krzemnicki
  • N.V. Morf
Research Articles
DNAOrganicsTraceability
2019

Origin determination and traceability: An overview for gemstones (2019)

Origin determination and traceability: An overview for gemstones (2019)

Presentations
OriginsTraceability
2019

A brief review of traceability and blockchain for gemstones

A brief review of traceability and blockchain for gemstones. Published in GemGuide, September/October 2019, 2-4.

Authors

  • L.E. Cartier
Research Articles
Traceability
2019

Gemstones and sustainable development: Perspectives and trends in mining, processing and trade of precious stones

Gemstones and sustainable development: Perspectives and trends in mining, processing and trade of precious stones. Published in Extractive Industries and Society, 2019, Volume 6, Issue 4, Pages 1013-1016. Link to article

Authors

  • L.E. Cartier
Research Articles
Traceability
2019

Laser inscription and marking of gemstones: an overview of options

Laser inscription and marking of gemstones: an overview of options. Published in Incolor, 2019, 43, 66-69.

Download PDF

Authors

  • A. Rimmer
  • D. Myles
  • H.A.O. Wang
  • J.-P. Chalain
  • L. Fish
  • L.E. Cartier
  • M.S. Krzemnicki
Research Articles
Traceability
2019

Can blockchain and traceability provide more sustainable outcomes for diamond and gemstone supply chains

Can blockchain and traceability provide more sustainable outcomes for diamond and gemstone supply chains? Published on Nature Blog, 2019

Authors

  • L.E. Cartier
  • S.H. Ali
Research Articles
Traceability
2019

Traceability & Blockchain for Gemstones – an Overview

Traceability & Blockchain for Gemstones – an Overview. Published in Journal of the Gemmological Association of Hong Kong GAHK, 2019, Volume XL, 22-25.

Download PDF

Authors

  • L.E. Cartier
  • M.S. Krzemnicki
Research Articles
Traceability

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