It is stamped 925 with the makers mark on the back. It has a C-clasp and tube hinge pin. The box pictured is for display only but it will be securely packaged. The item "Very Rare David Anderson Norway Dragon Guilloche 925 Sterling Brooch Dragestil" is in sale since Sunday, August 25, 2019.This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Vintage Ethnic/Regional/Tribal\Scandinavian". The seller is "camels_are_cute" and is located in Minneapolis, Minnesota. 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, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Colombia, Costa rica, Iceland, Luxembourg, Macao, Viet nam, Uruguay.