English sycamore platter with a thick circular rim , domestic eating plate from the 1700 & 1800s , this piece probably being early to mid 1800s. for reference see Treen for the Table
Jonathon Levi page 146 plate11/11 . central ancient split to platter which is stable & with what looks like a iron mark from a traditional wrought Iron..
just under 10" in diameter.
2.5 cms High (1 inches)
24.8 cms Diameter (9.75 inches)