Fine Jewels
拍品 510:
A central rectangular-cut bi-colored ruby weighing 3.11 carats within a stylized openwork chandelier design, suspending from an articulated knife-edge set with brilliant-cut diamond collets, decorated with a pierced diamond-set foliate motif, mounted in platinum, length 6.60 cm
Accompanied by a report from the Gemresearch Swisslab, stating that the 3.11 carat natural bi-colored ruby is blackish-blue and red color, originates from Winza (Tanzania) and has no indication of thermal treatment, report no. GRS2012-121202, dated 14th December 2012
