R.F. Moeller Logo

Employee Training & Certifications

The Most Educated Team of Jewelers in Minnesota

R.F. Moeller Jeweler is proud to have the most educated jewelry staff in not only the Twin Cities, but in all of Minnesota. Our team has gone above and beyond to seek advanced education about diamonds, precious metals, gemstones, watchmaking, and jewelry design. They are then able to pass this knowledge on to you to help you make the most informed decisions.

View the extensive education our team has completed and many certifications they’ve received below and discover how this high-level of training has prepared them to guide you to the perfect piece of jewelry.

Below are the professional certifications our team has proudly attained:

American Gem Society (AGS)

The American Gem Society was founded in 1934 with the goal of protecting 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 (only 1 in 20 jewelers meet the requirements). R.F. Moeller is proud to be a member of the American Gem 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
  • 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
Jessami Bruesehoff
Barbara Bollom
Chad Cramer
Dan Dornfeld
Gabriel East
Nik Frenz
Bob Moeller
Bryan Moeller
James Moeller
Mark Moeller
Nancy Moeller
Matthew Mulcahy
J. Patrick Mullins
Tara Pellett
Carrie Sellers
Michael Shurte
Colin Wanshura
Lindsay Weissner
Michael Williams
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
  • Jacob Geer
  • 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
    Jessami Bruesehoff
    Barbara Bollom
    Chad Cramer
    Dan Dornfeld
    Gabriel East
    Nik Frenz
    Jacob Geer
    Ann Marie Hanrahan
    Bob Moeller
    Bryan Moeller
    James Moeller
  • Mark Moeller
    Nancy Moeller
    Matthew Mulcahy
    J. Patrick Mullins
    Tara Pellett
    Carrie Sellers
    Jeff Skogland
    Michael Shurte
    Colin Wanshura
    Lindsay Weissner
    Michael Williams
    Mike West