没有保留价 - 1 pcs 蓝色黄宝石 - 19.58 ct - 安特卫普宝石检测实验室（ALGT）

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Topaz gemstone suitable for jewellery or an investment-grade piece. Full physical ALGT Certificate included. Species ................................................ Natural Topaz Variety ................................................ Blue Topaz Shape & Cutting Style ................................ Pear, Mixed Cut Measurements .......................................... 17.09 x 16.08 x 10.83 mm Carat Weight .......................................... 19.58 Carat Color ..................................................... Very Light Blue Transparency ........................................... Transparent COMMENTS Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.

编号 102084946

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没有保留价 - 1 pcs 蓝色黄宝石 - 19.58 ct - 安特卫普宝石检测实验室（ALGT）

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

Species ................................................ Natural Topaz
Variety ................................................ Blue Topaz
Shape & Cutting Style ................................ Pear, Mixed Cut
Measurements .......................................... 17.09 x 16.08 x 10.83 mm
Carat Weight .......................................... 19.58 Carat
Color ..................................................... Very Light Blue
Transparency ........................................... Transparent

COMMENTS
Blue topaz is commonly enhanced by irradiation and/or heating to improve its color. There is currently no scientific method available to determine whether this gemstone has been enhanced or not.