Pinwheel Large Pewter 2-hole Button, 1-5/16" / 33mm USA Made, #FJ-57
About 1/8" thick, and not domed, with 2.25mm holes. Shiny pewter that is all one color, silver. No black. Deep pinwheel grooves. Lead-free pewter, made by Danforth Pewter in Vermont. Limited supply. $1.50 each.