21 - Ladies Large Emerald, Citrine, Diamond and Dark Red Branch Coral Brooch Set in 18 Karat Yellow Gold. Unsigned But May Be a Vintage Tony Duquette Piece, Marked 18K in Two (2) Places on Back. Emerald Measures 22mm Long and 16mm Wide. Brooch Measures 4-3/4 Inches Tall and 5 Inches Wide. Shipping $40.00 (estimate $4000-$5000)