22 septembre 2017
Burmese "Royal Blue" sapphire and diamond ring
Lot 121. 7.10 carats Burmese "Royal Blue" sapphire and diamond ring. Estimate HK$450,000 - 650,000 ( US$58,000 - 83,300 ) . Photo Tiancheng International Centring on an oval sapphire weighing 7.10 carats, framed by brilliant-cut diamonds extending to...