Vintage Cartier 14k Two-tone Gold Knot Brooch PinThis Cartier brooch is a striking example of mid century design, crafted in two tone 14k yellow and rose gold. The brooch features a stylized knot motif at the center, symbolizing unity and strength, rendered in high polished yellow gold. The double bar pin structure in rose gold balances the design with clean, modern lines. Measuring approximately 4 7 8 inches in length and 3 4 inch in width, this substantial piece weighs 26. 8 grams. Stamped