A fine set of three 18K 750 thousandths yellow gold tie or hat pins comprising : - A small chimera with spread wings, a round red stone simulating a flame. Slight trace of the French master hallmark. Height: 17 mm - One on an openwork roundel depicting a very fine chimera with outstretched wings and coiled tail, holding a clo-set rose-cut diamond in its beak. French hallmark. Diameter: 12 mm - A chimera with a coiled tail, holding a rose-cut diamond in a pearl setting. French master mark. Diameter: 20 mm. Total gross weight: 7.50 g