Belleek Marks
Belleek Pottery Limited’s mark has changed every few years, so it is easy to date a piece. DATE COLOR MARK 1891–1926 Black 1926–1946 1946–1955 1955-1965 Black Green Green®added 1965–1981 Green 1981–c.1984 c.1984–1992 Gold Brown 1993–1996 Blue 1997–1999 Blue 2000 Black