The scabbard motif with a pyramid on top of the pylon with a radiating 'eye' at the apex reminds me of
https://en.m.wikipedia.org/wiki/Eye_of_Providence
Scabbard construction reminds me of similar wood and horn khukuri scabbards from No. India/Nepal. An artsy-craftsy jeweler could make a new pommel cap to fit fairly easily.
Note the solar face and yin/yang symbology and blade decor on the khukuris below: