Classic Tiffany & Co. 18K yellow gold diamond brooch, open work Floral design, texture with milgrain etching, it embellished with ten (10) full cut diamond, range 3.15-3.16mm, weight approx. 1.20ct, G-H color and VS1-VS2 clarity. Measures 1 3/4" x 1 3/4", weight 23.6 grams. Double stick pins. Hallmark Tiffany & Co. 18K