Goldsmith Tero Hannonen, founder of Au3 Goldsmiths.
Goldsmith Tero Hannonen graduated from the Lahti Institute of Design at the school of Goldsmiths and founded Au3 Goldsmiths together with Goldsmith Jussi Louesalmi. Hannonen and Louesalmi have designed and manufactured high-quality jewelry in their company, Au3 Goldsmiths since 2003.
Tero Hannonen has designed modern classics. His high-quality jewelry derives from materials such as yellow gold, white gold, and platinum. His Ornament ring model won The Most beautiful ring of the Year 2008 in the Bridal Awards competition. In 2021 Grammi ring by Tero Hannonen was competing in the Most Beautiful Ring of the Year competition as a finalist.
Aquamarine necklace by goldsmith Tero Hannonen.