Rear Face Pra Pim Wat Sam Plerm kru Tap Khaw Amulet. The Muan Sarn Sacred Clay of this exhibit is extremely time-hardened, full of character, and has all the expected features and identical aspects to the Pra Somdej Wat Rakang Kositaram of Somdej Pra Puttajarn (Dto) Prohmrangsri.