Program aims to educate young consumers about mined stones’ positive qualities.
Ring with cushion-cut, 3.49-carat, internally flawless stone leads Magnificent Jewels auction.
Ring bearing 1.22-carat stone will lead upcoming New York Jewels sale.
Ring brings in $25.3 million at Sotheby’s Hong Kong, just below $26 million low estimate.
Ring featuring the 1.21-carat, VVS2 stone fetches $275,000.