Philip Carrol Antiques has dated this piece to the 19th Century.
Highlighted in cobalt blue. Two further herons in flight, along with a butterfly, and a dragonfly.

The neck with a continuous incised arch motif. Set upon a spreading circular foot.
Inscribed ‘R.W. Martin, 10/74’, and ‘D29’ to the base.
Height: 29 cm, 11 1/2”.
Width: 11 cm, 4 3/8”.
Condition: Excellent. No damage. No restoration.
Philip Carrol Antiques has dated this piece to the 19th 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