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Paths to Provenance with Daniel Nyfeler (Gübelin Gem Lab)

MJSA Podcast

Release Date: 05/06/2020

5 Favorite Tools with Matthew Tuggle show art 5 Favorite Tools with Matthew Tuggle

MJSA Podcast

Matthew Tuggle (Tuggle Designs, Denver) utilizes time-honored techniques to create jewelry that exhibits a modern take on traditional design. Tuggle and his wife Lauren are owners of Tuggle Designs in Denver, where they focus on helping clients create emotional connections to their hand-crafted custom pieces. In this episode, Tuggle shares the top tools in his arsenal and explains how they assist in the creation of his exceptional one-of-a-kind pieces. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Kyle Sharos show art 5 Favorite Tools with Kyle Sharos

MJSA Podcast

Kyle Sharos has been in the world of jewelry his entire life, taking over family-owned Olde World Jewelers after his father's retirement in 2020. In this episode, he shares the tools on which he most relies (beyond his eye for quality craftsmanship) to create one-of-a-kind wearable art. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Michelle Pajak-Reynolds show art 5 Favorite Tools with Michelle Pajak-Reynolds

MJSA Podcast

Jewelry artist Michelle Pajak-Reynolds handcrafts small collections of one-of-a-kind designs featuring unique gemstones, pearls, and ethically sourced precious metals. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Cady Carlson Dill show art 5 Favorite Tools with Cady Carlson Dill

MJSA Podcast

Custom jeweler Cady Carlson Dill specializes in working with renewable, ethically sourced materials and updating family heirlooms. Dill relies on a assortment of essential tools that allow her to develop creative solutions to fit her customers' needs. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Alex Boyd show art 5 Favorite Tools with Alex Boyd

MJSA Podcast

Best known for his pieces that highlight the vivid contrast between high karat gold and oxidized sterling silver, Denver-based jeweler Alex Boyd also teaches at workshops across the country. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Andrew Bugher show art 5 Favorite Tools with Andrew Bugher

MJSA Podcast

Andrew Bugher is a custom jeweler specializing in creating unique, handcrafted pieces utilizing his expertise in casting, forging and sculpting. Bugher's style combines rugged nature-inspired shapes and textures with more polished and refined details and finishing. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Wendy Woldenberg show art 5 Favorite Tools with Wendy Woldenberg

MJSA Podcast

A goldsmith and founder of WEND Jewelry in Seattle, Wendy Woldenberg taught high school jewelry/metals for 22 years while making custom jewelry on school breaks. After a two-week backpacking trip around Mount Rainier, everything changed. She founded WEND Jewelry, a rugged fine jewelry brand focused on ethical sourcing and nature-inspired designs. Sponsored by:  To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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5 Favorite Tools with Melissa Muir show art 5 Favorite Tools with Melissa Muir

MJSA Podcast

Melissa Muir is a jewelry artist and teacher who's renowned for her high quality, incisive instructional videos and tool reviews. In this episode, Melissa shares five of her most essential tools and explains the role each plays in making her more efficient and productive at the bench. Sponsored by: To see the video edition of this episode and the complete "5 Favorite Tools" series, visit: 

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Favorite Finishing Touches, with Lee Krombholz show art Favorite Finishing Touches, with Lee Krombholz

MJSA Podcast

Lee Krombholz, owner of Cincinnati-based , longtime member of the MJSA board of directors, and vice chair of the MJSA Education Foundation, is a third-generation jeweler who has won multiple awards for his custom designs. Krombholz blends cutting-edge technology with old-world craftsmanship to achieve heirloom quality results. In this episode, Krombholz explains his go-to techniques for finishing and texturing jewelry, and how he chooses styles to compliment his creations. • •  

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Discovering the Magic of Steel, with Bette Barnett show art Discovering the Magic of Steel, with Bette Barnett

MJSA Podcast

Bette Barnett, owner of , in La Mesa, California, is recognized for her expertise fusing steel with gold utilizing various techniques. In this episode, Bette discusses her transition from a career working in corporate communications to one in jewelry-making, how she discovered her love for working with steel, and her forthcoming book aimed at passing down the techniques she has developed and honed in the last 13 years. • •

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More Episodes

Despite recent efforts by the jewelry industry to address transparency and tracing issues across the global supply chain, the conditions under which colored gemstones are sourced remain highly opaque and lack reliable independent verification. 

In this episode, Daniel Nyfeler, Managing Director of Gübelin Gem Lab, discusses his company’s Provenance Proof initiative, aimed at developing new technologies to increase traceability and verify the origin and authenticity of colored gemstones. He also shares how these technologies have been received by various industry segments, as well as the challenges and opportunities presented by increased transparency.