57 - Lady's Vintage 18 Karat Yellow Gold, Enamel, Diamond and Ruby Turtle Brooch. Signed 18K and Marti. Good Condition. Measures 1-1/8 Inches Tall and 7/8 Inch Wide. Approx. Weight: 5.9 Pennyweights; 9.1 Grams. Shipping $26.00 (estimate $300-$400)