There was another version of this Luang Pu Thuad Phim Yim, which was made at the same year. ( without the printed / stamping of 72 code at the reverse side ).
Example of Luang Pu Thuad Phim Yim, without stamping code at the reverse side.
As mentioned in Achan Nong's Amulets Manual and Luang Pu Thuad's Manual. The real Luang Pu Thuad Phim Yim - M16 batch (wore by the victim of M16 attacked incident )
was consecrated in conjunction with Achan Nong’s 72nd birthday. ( with printed Thai's 72 code / numbering at the reverse side of the amulet ).