Well not sure who H & K are but they liked their bars long and skinny that is for sure! This is a 278 gram 99.99 silver bar according to the stamps. If you have any clues as to the origin of the bar please enlighten us!! [imgz=http://forums.silverstackers.com/uploads/7381_hk_sil_278g_1.jpg][/imgz] [imgz=http://forums.silverstackers.com/uploads/7381_hk_sil_278g_h_k.jpg][/imgz] [imgz=http://forums.silverstackers.com/uploads/7381_hk_sil_278g_m.jpg][/imgz] [imgz=http://forums.silverstackers.com/uploads/7381_hk_sil_278g_r.jpg][/imgz]