Fine Jewels
拍品 1212:
Each set with an oval-cut and a pear-shaped color-change sapphire weighing 5.13, 4.66, 2.62 or 2.40 carats of brown, reddish brown or grayish purple colors, linked by the marquise-cut diamond quatrefoil, mounted in 18K yellow gold and white gold, length 2.70 cm (2)
Accompanied by four reports from the American Gemological Laboratories, stating that the 5.13, 4.66, 2.62 and 2.40 carat natural sapphires are brown, grayish purple, reddish brown and grayish purple colors respectively and have no gemological evidence of heat, report nos. AGL 63657, AGL GB59720, AGL GB62366 and AGL GB62367, dated from 24th March 2014 to 6th October 2014
Accompanied by a gemological report, stating that the total of 14.81 carat natural sapphires display color shift/color change from bluish violet to violetish blue and from yellowish brown to brownish violet, and have no evidence of thermal enhancement, report no. 201502336, dated 4th March 2015
