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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.

      Discover our courses
    • Course options
      • 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
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2019

LMHC Presentation On Sapphires Heated With Pressure (February 2019)

This presentation summarizes the findings of the LMHC group of gemmological laboratories (that includes the Swiss Gemmological Institute SSEF) as of February 2019 on the issue of ‘Sapphire heated with pressure’.

Download PDF of presentation

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2020

Special conditions on SSEF-Ferrari shuttles to and from Hong Kong and Bangkok February 24th – April 30th 2020

2019

SSEF’s ASDI achieves 100% accuracy during testing by DPA’s ASSURE Program

2021

Upcoming on-sites: Münich (Oct. 2021) and Geneva (Nov. 2021)

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    • Understanding Gemstones – Free Online Courses by SSEF
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