The George W. Shiebler & Co 839 mark is stamped on sterling silver items made by George W. Shiebler & Co., a highly regarded American silversmithing firm active in the late 1800s. This mark includes the Shiebler name and the number “839,” which functions as a pattern or model number used to identify the specific design within the company’s extensive catalog. Known for their artistic and often classical styles, Shiebler pieces are prized for their quality and innovation. The 839 mark provides collectors and appraisers with a concrete reference point for confirming authenticity, tracing design origin, and assessing value.