Possibly steel or marcasite, other metal
Overall: 1/2 x 1 1/2 in. ( 1.3 x 3.8 cm )
Circular metal button encircled with 12 faceted cut-steel or marcasite rosettes, with one faceted cut-steel or marcasite half-sphere at the center, with shank on reverse at the center.
Gift of the Estate of Mrs. Charles S. Fairchild
Due to ongoing research, information about this object is subject to change.