A very pretty carved genuine mother of pearl shell small Edwardian era collar stud button for a shirt or shirtwaist.
1/2" square with small etched squares.

The back is gold filled and the button back flips for easy use.

This is suitable for a man or woman to use for their collars.
In very good condition with just the gold filled back having a few dots from age.

This item is sold from a vintage boutique in PA.