There has been a professional repair to the base of the vase so there is no stamp on the bottom but it is 100% COALPORT.

Origin: England
Antique: Yes
Signed By: J.H.Plant
Signed: Yes
Material: Bone China
MPN: Antique
Subject: Castle
Vintage: Yes
Brand: Coalport
Original/Licensed Reproduction: Original
Era: Edwardian (1901-1910)
Item Height: 6 in
Theme: castle
Style: Victorian
Features: Hand Painted
Time Period Manufactured: 1850-1899
Country/Region of Manufacture: United Kingdom
Backstamp: Printed
Finish: Glossy
Handmade: No
Item Width: 3 in