Bauer Gemmological Laboratories

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Established in 2005, Bauer Gemmological Laboratories (BGL) is located in Melbourne and provides a range of gemmological services such as diamond and gemstone certification and laser inscription.


The lab is headed by Ronnie Bauer, who, as of 2009, is the only Australian to be awarded all three diplomas in gemmological studies. His awards include:

  • 2008 Diploma of Gemmological Studies
  • 2008 Diploma of Gemmological Studies (Valuations)
  • 2008 Diploma of Gemmological Studies (Diamond)
  • 2007 Advanced Opal Studies
  • 2003 Advanced Pearl Studies
  • 2003 Completed Synthetic Update Course
  • 2002 Advanced Diamond Grading
  • 1985 Diploma in Diamond Technology
  • 1982 Certificate IV Gemmological Studies
  • 1980-81 Diploma of Gemmological Studies

Ronnie Bauer's has held numerous industry related positions including:

  • Honorary Life Member of the Gemmological Association of Australia (GAA)
  • Committee Member of the GAA (Victorian Division)
  • Lecturer on Gemstones and Antique Jewellery to many courses at the GAA and the Jewellers' Association of Australia (JAA)
  • Current board member of the JAA
  • Current Federal Chairman of the GAA
  • 2000-2005 Federal Chairman of the GAA
  • 2002-2003 Federal President of the GAA
  • 1991-1993 Federal Chairman of the GAA
  • 1991-1993 Federal Chairman of the GAA
  • One of two Australian representatives to CIBJO


BGL provides full certifications, mini reports and reference cards for diamonds and other gemstones (including pearls).

In addition to this, BGL also provides laser inscriptions not only for diamonds, but also for other gemstones.

Press and Media

In 2009, Jewellers TradeExternal Link magazine reported that BGL was approved by HRD ambassador Aidan Boveri.

External Links

Bauer Gemmological LaboratoriesExternal Link
Sample BGL Diamond ReportExternal Link
Jewellers Trade ArticleExternal Link