Hammered Round Danforth Pewter Button, 3/4" Shank Back, USA Made, #FJ-170
Solid silver pewter with a shiny finish. Shank opening is around 2.5mm. These buttons were handcrafted in Middlebury, Vermont, from Pewter, a lead-free alloy of tin, copper and antimony. Danforth Pewter. But the maker's mark is basically invisible for some reason. Sold per button.