Moser a.s. is a luxury glass manufacturer based in Karlovy Vary, Czech Republic (previously Ludwig Moser & Sons in Bohemia, Austria-Hungary). The company is known for manufacturing stemware, decorative glassware (such as vases, ashtray, candlestick), glass gifts and various art engravings. Moser is one of the most collected of 20th century decorative glass[

The original company Moser glassworks, founded in 1857 by Ludwig Moser in Karlovy Vary (called Karlsbad at the time), was a glass workshop initially devoted to polishing and engraving glass blanks; only later did the company begin designing and making its own art glass products.[6] Engraving blanks, from Loetz, Meyr's Neffe and Harrachov was performed by the workshop in the early years.[At the Vienna International Exhibition of 1873 he was awarded a medal for merit; that same year he was appointed the exclusive supplier of glass to the Emperor Franz Joseph I.[8] He would win numerous other awards in the coming years, including medals at the World Exhibitions in Paris in 1879, 1889 and 1900, and the World Exhibition in Chicago in 1893