There are many variations in styles,Hugo Kohl in Virginia has a wide number of pieces made with original antique dies.Knowing the style you are...
The stones are not tension set.
Why would there be marks? There were thousands Native American/southwest pieces made in the 60's through the 90's with no marks. Hobbyist,Dead...
In the top photo the stone appears to have inclusions,the pink stone's bezel looks like something is wrong with the bezel.
Is the culet flat or pointed?
Chinese sword umbrella
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