Authentic Vintage Modernist Sterling Silver Erling Christoffersen "Butterfly". Neckring and Pendant Norway - Scandinavian. Rarely found handmade "Butterfly" (Sommerfugl) pendant and neckring/choker by jeweler, Erling Christoffersen in Fredrikstad, Norway at the PLUS workshop. His correct Maker's Mark is on both pieces.Neckring: 16" around, 5.5" diameter Pendant: 3" x 1.5". CURRENTLY A HIGH FASHION ITEM! Erling Christoffersen opened Norway Silver Designs, PLUS workshop along with his wife, Anna Greta Eker in 1958. They worked to preserve and utilize traditional Norwegian designs while introducing new concepts and modern designs in their jewelry. The workshop was closed in 1970, making these coveted items collectible. The item "Authentic Vintage Silver Christoffersen Butterfly Neckring Choker Norway Jewelry" is in sale since Thursday, November 25, 2021. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Necklaces & Pendants". The seller is "bruce10501" and is located in Amawalk, New York. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Singapore, Norway, Saudi arabia, Ukraine, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Panama, Trinidad and tobago, Guatemala, Honduras, Jamaica, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay.