Overall Dimension: 2.5 x 0.4 x 0.4 inches; Back Type: Hook. SKU: e25772; Weight: 11g; Stone: genuine garnet; Material: Genuine Sterling Silver (925 silver, 92.5% silver content); Stamp: 925; Deep red garnet is derived from a number of minerals, including pyrope and almandine. Popularized in Bohemia in the Czech Republic, garnet has been used in decoration and jewelry across Europe for many years. Its color is generally a dark burgundy, sometimes with a hint of orange, pink, or purple.