没有保留价 - 1 pcs 蓝色 黄宝石 - 7.04 ct - 安特卫普宝石检测实验室（ALGT）

天然瑞士蓝黄玉 – 7.04 克拉 – ALGT 认证

呈上的是一颗美丽的天然瑞士蓝黄玉，拥有引人注目的鲜明蓝色和卓越的璀璨光泽。宝石以优雅的椭圆混合切工打造，呈现明亮的反射与令人印象深刻的火彩。

这颗宝石附有 ALGT（安特卫普宝石测试实验室）证书，确认其为天然黄玉，贸易颜色指定为 Swiss Blue，色彩质量等级为 Fine Colour Quality。

Swiss Blue Topaz 因其鲜明的蓝色、卓越的净度与耐久性而备受赞赏，是用于高档珠宝或宝石收藏的理想选择。

宝石详情
种类：天然黄玉
族类：蓝黄玉
贸易颜色：Swiss Blue
形状：椭圆混合切工
重量：7.04 ct
尺寸：14.00 × 10.00 × 6.47 mm
透明度：透明
颜色：强烈 / 生动蓝
颜色质量：Fine Colour Quality
证明
实验室：ALGT – Antwerp Laboratory for Gemstone Testing
报告编号：91630736
证书随宝石一同提供。
处理

如 ALGT 报告所述，蓝黄玉通常通过辐射和/或加热来增强其蓝色。目前没有科学方法能够确定这颗特定宝石是否经过改良，证书反映了这一标准珠宝学披露。

状态
总体状态优秀。
抛光明亮，光泽迷人，颜色鲜艳。
请仔细查看照片，因为它们是描述的重要组成部分。
Natural Swiss Blue Topaz – 7.04 ct – ALGT Certified

Offered is a beautiful natural Swiss Blue Topaz with an attractive vivid blue colour and excellent brilliance. The gemstone has been fashioned in an elegant oval mixed cut that displays bright reflections and impressive sparkle.

This gemstone is accompanied by an ALGT (Antwerp Laboratory for Gemstone Testing) certificate, confirming it as Natural Topaz with the trade colour designation Swiss Blue and a Fine Colour Quality grade.

Swiss Blue Topaz is highly appreciated for its vivid blue colour, exceptional clarity and durability, making it an excellent choice for fine jewellery or gemstone collecting.

Gemstone Details
Species: Natural Topaz
Variety: Blue Topaz
Trade Colour: Swiss Blue
Shape: Oval Mixed Cut
Weight: 7.04 ct
Measurements: 14.00 × 10.00 × 6.47 mm
Transparency: Transparent
Colour: Intense / Vivid Blue
Colour Quality: Fine Colour Quality
Certification
Laboratory: ALGT – Antwerp Laboratory for Gemstone Testing
Report Number: 91630736
Certificate included with the gemstone.
Treatment

As stated on the ALGT report, blue topaz is commonly enhanced by irradiation and/or heat to produce its blue colour. There is currently no scientific method available to determine whether this particular gemstone has been enhanced or not, and the certificate reflects this standard gemological disclosure.

Condition
Excellent overall condition.
Bright polish with attractive lustre and vivid colour.
Please review the photographs carefully, as they form an integral part of the description.