Each one of these old Buffalo nickels is first layered in pure Bright 24K gold Then the figures of each (Buffalo) are highlighted and brought to life with rich pure silver (this silverwork is done by hand). This breathtaking and exclusive work turns these coins into stunning and true works of art. Each coin is hermetically sealed against wear in clear, hard acrylic coating. . Each coin comes mounted in a gold filled rope type bezel (frame), on an 18 or 24 in. rope chain and placed in a nice jewelry box.