Antique Victorian Coral Brooch Love Knot Bar PinSo nicely crafted is this antique sentimental love knot bar pin, featuring a genuine piece of Mediterrean branch coral, circa 1900. The Edwardian era pin or brooch, consists of a gold fill base with a decorative high profile love knot setting encombassing a tomato red portion of branch coral. It measures approximately 2 inches across, has a c catch along with a patent pending mark at the base of the pin stem, and weighs 2. 8 grams.