Vintage Norwegian Ivar T Holth Silver Enamel BroochLovely vintage mid century Ivar T Holth sterling silver and guilloche enamel brooch. The brooch has Holth's maker mark and 925 sterling Norway stamped on the back. An elegant and timeless piece of jewellery. Norwegian silversmiths and jewellery makers became well known for their silver and enamel jewellery during the mid century era. Ivar T Holth was at the forefront of this movement with his designs fusing the expert craftsmanship of Norwegian makers