细节
AN ALEXANDRITE AND DIAMOND RING
Set with an oval-shaped alexandrite weighing approximately 14.03 carats, within a brilliant-cut diamond and polished gold snowflake motif surround, to the baguette and brilliant-cut diamond quarter-hoop, mounted in platinum, ring size 7
Accompanied by report no. 13051092 dated 13 June 2013 from the Gübelin Gemmological Laboratory stating that the 14.03 carat alexandrite is natural chrysoberyl, colour change in daylight: brownish-green, in incandescent light: purple-red, with additional comment stating that the gemstone displays pronounced colour-change
Also accompanied by report no. GRS2013-068562 dated 23 June 2013 from the Gem Research Swiss Lab stating that the 14.03 carat alexandrite chrysoberyl is natural, with no indication of treatments