Antique very rare Crystal Rock inkwell decorated with gilt silver, made by French silversmith Gustave Keller 1856-1947. The silver insert that holds the glass inkwell insert is marked with artist hallmarks. The top silvert rim around the base is also marked with Cyrillic initials KF, probably Russian and could be by Karl Faberge, possible joint work of two greatet silversmiths. Circa; 1900. Antique Inkwell And Desk Collectible Accessories.