687
8.33 克拉「緬甸皇家藍」天然藍寶石配鑽石戒指, 藍寶石未經加熱處理
- One oval-shaped sapphire, 8.33 carats
- Marquise and brilliant-cut diamond surround and on the sides, 4.33 carats total
- Signed Serlas Unique
- 18K white gold
- Ring size 5½
GRS Report: Burma, no indications of heating, ‘Royal Blue’ colour
C. Dunaigre Report: Burma, no indication of thermal treatment, ‘Royal Blue’ colour
附瑞士GRS及C. Dunaigre證書
Ring size 5½
估價
HK$320,000 - 480,000
$40,000-60,000
成交價HK$403,200