This is a fabulous platinum and 14k yellow gold stick pin by Tiffany & Co. The pin is centered with a sparkling GIA certified old mine cut diamond that weighs 0.72ct. The color of the diamond is E with VS2 clarity. The center diamond is accentuated by dazzling old mine cut diamonds that weigh approximately 1.20ct. The color of these diamonds is E-F with VS1 clarity. The pin measures 68mm by 11.5mm and weighs 3.2 grams. The pin is signed TIFFANY&Co.