A circa 1950's ladies sapphire and diamond 18 karat white gold spray pin comprising of cushion cut 4.39 carat violet blue sapphire (Type II, VS), one old European cut 0.47 carat diamond (K color, and I1 clarity), three .28 to .31 carat diamonds (H-J color, VS1-SI2 clarity), three 0.13-0.17 carat diamonds (J color, VS1-I1 clarity), twenty nine 0.03 to 0.10 carat diamonds (G-I color, VVS1 - SI2 clarity but most are VS1), and fifty-five 0.01-0.025 carat diamonds (g-I color, VVS1 - VS1 clarity). Unmarked but tested for 18 karat white gold. Approx total weight 18.54 g. Approx. h. 2", w. 1.375". Provenance: From the Estate of John and Betty Roesel.