19th Century Antique Gaudy Welsh Oyster Pattern Allertons Marked Serving Platter

Measures roughly 13.5" x 11," with a scalloped rim, green maker's mark (Allertons Est 1831 Made in England), and "12" & "BA" Impressed on underside. There's a 1/2" Chip on rim, with discoloration around it, and natural crazing throughout. Sold as pictured.