Philip Carrol Antiques has dated this piece to the 18th Century.
The teabowl, similarly decorated, and having a flowerhead to the interior.

All within chocolate brown rims.
Iron red petal mark to the underside of the teabowl.
Diameter of saucer – 13.5 cm, 5 1/4”.
Height of teabowl – 5.5 cm, 2 2/4”.
Diameter – 9 cm, 3 1/2”.
Condition – Minute chip to reverse of saucer, typical firing faults – please see images for detail. No restoration.
Philip Carrol Antiques has dated this piece to the 18th Century.
Philip carrol antiques was established in 1983
You can view the stock and full dealer information on the Philip Carrol Antiques Profile Page
Philip Carrol Antiques is a registered member of BADA