沒有保留價 - 1 pcs 藍色 海藍寶石 - 4.19 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

*欧洲联盟内投标人不另征增值税或进口关税*

Εxceptional Aquamarine gemstone suitable for jewellery or an investment-grade piece.
Full physical ALGT Certificate included.

*联合运送——如中标多颗宝石，先付款一颗，再发送信息将其余宝石合并运送。*

IDENTIFICATION

Species ............................................................................. 天然绿柱石
Variety ............................................................................. 海蓝宝石

DESCRIPTION

Shape & Cutting Style ......................................................... 改良的八角形，阶梯切割
Measurements ................................................................. 11.85 x 7.74 x 6.35 毫米
Carat Weight .................................................................... 4.19 克拉
Color ................................................................................. 极淡蓝色
Transparency ..................................................................... 透明

COMMENTS

海蓝宝宝通常经加热处理以改善颜色。目前还没有可用的科学方法来确定该宝石是否经过改性。