The great-grand-five amulets on the above are the top five most expensive amulets. These top five are popularly called in Thai "BenjaPhaKhi" (Benja=five, PhaKhi= allies,group). They comprise:

1. Somdej Watrakang or Bangkhunprom, created by Somdej Phra
Buddhacharn(Toh Promrangsi) in the late early-Ratanakosin period, age approximately 150 years.   

2. Lila Medkhanoon or Soomkor, the antique amulets found in the northern Kampaeng Petch province, age approximately 500 years.

3. NangPhya, the antique amulet found in the northern Pitsanulok   province, age approximately 400 years.

4. Pongsuphan, the antique amulet found in Suphanburi province, age approximately 400 years.

5. PhraRod, the antique amulet found in the northern Lampoon province, age approximately 1,000 years.