18K金镶嵌40.45克拉椭圆形变色蓝宝石,点缀圆形及榄尖形切割钻石,网状花纹手链,镶嵌较小圆形及榄尖形切割钻石,手链长约17.5 cm,印有M. Gérard品牌印记及编号 Signed m. Gérard, no. 4424 证书
Gübelin, 2018, report no. 18090130, color-change sapphire, 40.45 carats, Sri Lanka, no indications of heating, blue change to violet