White Gold, Pink Sapphire and Diamond Leaf Brooch. Photo: Courtesy Doyle New York 18 kt., 168 pink sapphires ap. 9.00 cts., one rose-cut diamond ap. .35 ct., ap. 5.2 dwt. Estimate $2,000-3,000 Pink sapphires: deep bright purplish-pink, well-matched, very...