Fine Jewels
拍品 441:
Set with an oval-cut alexandrite weighing 3.47 carats, flanked by half-moon diamond shoulders to the plain hoop, mounted in platinum, ring size 6¼
Accompanied by a report from the Gemresearch Swisslab, stating that the 3.47 carat natural alexandrite shows color-changing in different lights: green in daylight to purple-red in incandescent light, originates from Brazil and has no indication of treatments, report no. GRS2013-032178, dated 14th March 2013
