From February 15 to 18, the 9th International Exhibition of Gold, Silver, Jewelry, Watch and Related Industries (Iran Gold Expo 2017, for short) took place in Tehran. The jewelry industry is one that many people think of as fairly unchanging, and that's been the case for a long time - it's ancient craft that has been around for thousands of years. In the nine years since the Iran Gold Expo began, however, a lot has changed in the world of jewelry - in fact, a lot has changed in just the last couple of years. 3D printing has certainly made a lot of headway in the jewelry industry recently, and it's beginning to make headway in Iran, a country in which the industry has thus far been slow to take hold. Read more at 3DPrint.com: http://3dprint.com/166250/iran-gold-...inted-jewelry/