18K金镶嵌8.44克拉椭圆形切割蓝宝石,配镶圆形切割钻石,指环尺寸6,印有GRAFF品牌印记 Signed GRAFF Accompanied by report no. GRS2016-021705 dated 26 February 2016 from GRS stating that the 8.44 carat sapphire is of Burma(Myanmar) origin, GRS type “Royal blue”, with no indication of thermal treatment