Sword arrived today, pics follow, sword weighs 546 grams, light, well balanced razor sharp. so is the slight clip at the tip. Grip is bone, scabbard is copper in the centre section, brass in the end sections, weighs 605 grams. vertical 'feature at the tip is a socket for a missing stone.
Scabbard seems to have 4 opalescent stones, possibly smokey quartz or may be even opal., turquise/carnelian/red coral etc.
Demon near the top, and another horned demon profile in the centre, and another near the bottom with a long tail with a pointy fin at the end. I;ll let y'all decide which is which.

I think it's Mara