Early 19th Century Rare Berlin Iron Torpedo EarringsBerlin iron earrings in a rare elongated torpedo drop form. The popularity of iron and steel jewelry was a result of wartime political and social climates. Although its unique style had an enduring appeal and was worn as mourning jewelry well into the 19th century. The earrings have the wonderful juxtaposition of a hard dark iron material in the soft and light form of lace. Circa 1820. Cast Iron jewelry was developed in Germany in 1806 it became the