Unmarked, c.1810. The early, pre-1820 Coalport wares have proved to be of a type of hard-paste porcelain. Condition: Small scuffs to the gilding, in a few places little noticeable small scratches on the gold.
The "A rare antique John Rose Coalport plate, c.1810" would be a great fit in a home or residence with a keen interest in collecting classic, vintage, or antique fine china.