The exterior of the phra ubosot is constructed in the Thai style. Inside the design is partly European and partly Thai. It was decorated by M.C. Prawit Chumsai. On the gable there is carving of a seven - headed elephant holding up a tray containing a royal seal. The doors are inlaid with mother of pearl design depicting the various royal decorations, the craftsmenship of Prince Thiwakornwongprawat.