... 2)Technics:Die casting with crystal 3)plate:nickel fashional round crystal lapel pin with nickel plated (BS-JL-LP- ... 12132) Specification:1) Material: iron, brass, zinc alloy, gold, silver, brass, iron, stainless steel/iron, aluminum, alloy, soft ... per customers' request5) Plating: nickel, anti-nickel, black nickel, brass, anti-brass, copper, anti-copper, gold, anti-gold, silver, anti-silver ...