This is a charming 18k yellow gold heart pin by Tiffany & Co. The pin is set with sparkling round cut diamonds and sapphires that weigh approximately 1.50ct and 1.60ct respectively. The color of the diamonds is E with VVS clarity. The pin measures 22mm by 25mm and weighs 4.1 grams. The pin is signed TIFFANY & Co. 750.