It is not "bright cut",but the photo is too small to see exactly which style it is.
It would pluck a parrot in one shot.
If 22 gauge and "cast" would date it to sometime after the mid 1940's.The design is not primitive,though it does have aspects of late 18th century...
A question... have you ever tried to cast a silver piece that size and what looks like 18 guage thickness?
Looks like a heat cured resin epoxy.......... sold at Rio Grande Colores Epoxy Resin
There is no side photo to see the thickness of the metal,but it looks like it was filed to about half the thickness of the piece.
Test it for silver.it could be a student project,the lines on the tubes don't appear to have been made by a machine.
There isn't anything unique about the engraving,the techniques have been used for over 200 years and are still being used.The only things that...
Liquid dish soap and ammonia will not harm solid opals. http://www.ganoksin.com/borisat/nenam/gems-opals.htm
A good large photo of the "stone" could help.
Looking at the low grade findings....... probably dyed pearls of unknown origin made in China.
Most likely the person was in the Army,it's not too hard to follow a basic timeline. http://www.ww2places.qld.gov.au/places/?id=1471
I think I have seen these at a store in Denver some years ago.It was a series of 4 designs a wolf,elk,bear and cougar.Have no idea who made them...
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