A gold stick pin mounted with a diamond-set star

A gold stick pin mounted with a diamond-set star, a gold stick pin mounted with a diamond-set cluster, a gold stick pin mounted with a horseshoe alternately set with sapphires and diamonds, a gold stick pin set with a circular-cut diamond, a gold stick pin mounted with a realistically formed talon clutching an uncut diamond, a gold stick pin mounted with a diamond-set lyre.