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Employee Training & Certifications

R.F. Moeller Jeweler is proud to have the most educated jewelry staff in not only the Twin Cities, but in all of Minnesota.

The Most Educated Team of Jewelers in Minnesota

At R.F. Moeller, we take our education seriously. Advanced jewelry training and certifications allow our experts to provide you with the most educated jewelry guidance in all of Minnesota.

Our team has sought out education about diamonds, precious metals, gemstones, watchmaking, and jewelry design. And by passing on this knowledge to our clients, we’re able to help you make informed decisions.

Curious to know more about our team’s extensive education?

The professional jewelry certifications our team has proudly attained:

American Gem Society (AGS)

Since its founding in 1934, the American Gem Society has protected jewelry buyers from fraud and false advertising. They have achieved this premier standard by educating jewelers and vetting any jeweler who applies for AGS membership. Today the American Gem Society remains an exclusive organization with only 1 in 20 jewelers meeting the requirements. R.F. Moeller is honored to be a member of this esteemed society.

American Gem Society Logo

Certified Gemologist Appraiser (CGA)

Certified Gemologist Appraisers have reached the top of their trade and the title is the most highly regarded in the jewelry industry. These professionals are the experts in accurately identifying and determining the value of diamonds, gemstones, and jewelry. It is the equivalent of a PhD in the field.

R.F. Moeller Jeweler is proud to have ten Certified Gemologist Appraisers on our team:

  • Barbara Bollom
  • Dan Dornfeld
  • Nik Frenz
  • Bob Moeller
  • Bryan Moeller
  • James Moeller
  • Mark Moeller
  • Nancy Moeller
  • Matthew Mulcahy
  • Tara Pellett
  • Mike West

Certified Gemologist (CG)

Certified Gemologists have graduated from Registered Jeweler after taking advanced courses in diamonds and colored gemstones. They have mastered procedures in diamond, gemstone, and precious metal testing.

R.F. Moeller is proud to have several Certified Gemologists on staff:

  • Barbara Bollom
  • Dan Dornfeld
  • Nik Frenz
  • Bob Moeller
  • Bryan Moeller
  • James Moeller
  • Mark Moeller
  • Nancy Moeller
  • Matthew Mulcahy
  • Tara Pellett
  • Mike West

Registered Jeweler (RJ)

Registered Jewelers truly understand jewelry, diamonds, and gemstones. They have completed coursework, classroom study, and exams in diamond grading (identifying the cut, color, and carat weight of a diamond) through the American Gem Society.

R.F. Moeller Jeweler is proud to have these Registered Jewelers on our team:

  • Lindsay Auger
    Barbara Bollom
    Blaze Bohall
  • Chad Cramer
    Dan Dornfeld
    Brennon Fleagle
    Nik Frenz
    Ann Marie Hanrahan
    Bob Moeller
  • Bryan Moeller
    James Moeller
    Mark Moeller
    Nancy Moeller
    Matthew Mulcahy
    J. Patrick Mullins
    Tara Pellett
  • Michelle Shurte
    Mike West

Gemological Institute of America (GIA)

Similar to AGS, the Gemological Institute of America was founded to educate jewelers with the ultimate goal of benefiting and protecting consumers. Many R.F. Moeller team members have completed education through the GIA.

Graduate Gemologist (GG)

Graduate Gemologists have comprehensive knowledge of diamonds and colored gemstones. They fully understand the complex evaluation process for diamonds as well as colored gemstones.

R.F. Moeller is proud to have these Graduate Gemologists on staff:

  • Barbara Bollom
  • Dan Dornfeld
  • Nik Frenz
  • Bob Moeller
  • Bryan Moeller
  • James Moeller
  • Mark Moeller
  • Nancy Moeller
  • Matthew Mulcahy
  • Tara Pellett
  • Mike West

Applied Jewelry Professional (AJP)

An Applied Jewelry Professional knows essential information about diamonds, colored gemstones, precious metals, and jewelry design. These professionals are also specially trained in providing in-depth and accurate knowledge on these products to customers.

R.F. Moeller Jeweler is proud to have these Applied Jewelry Professionals on our team:

  • Lindsay Auger
    Blaze Bohall
    Barbara Bollom
    Chad Cramer
    Dan Dornfeld
    Brennon Fleagle
    Nik Frenz
    Ann Marie Hanrahan
    Bob Moeller
    Bryan Moeller
  • James Moeller
    Mark Moeller
    Nancy Moeller
    Matthew Mulcahy
    J. Patrick Mullins
    Tara Pellett
    Jerrad Petrik
    Michelle Shurte
    Mike West