Opal - 16.33 ct - International Colored Gemstone Association (ICA GemLab)

Opal - 16.33 ct - International Colored Gemstone Association (ICA GemLab) #2.1

Opal - 16.33 ct - International Colored Gemstone Association (ICA GemLab) #3.2

Opal - 16.33 ct - International Colored Gemstone Association (ICA GemLab) #4.3

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Retail Estimate € 700 - € 850

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Opal gemstone, single pear‑shaped cabochon, 16.33 carats, untreated and ICA GemLab certified (TH26G117769).

AI-assisted summary

Description from the seller

Gemstone: 天然オパール
Dimensions: 20.28 × 18.50 × 9.76 mm
Clarity: 不透明
処理なし
Weight: 16.33 カラット
Certificate: ICA 認証済み
- 純度: 不透明/半透明
- 色: 薄青色 / オレンジがかった茶色、光学効果
- 光沢: 油状の光沢
- 摩耗痕なし
- 発送方法:
保険付き・保護あり

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Details

鑑定書番号

TH26G117769

宝石タイプ

Opal

総カラット重量

16.33

光学効果

Play of colour

透明度

Transparent

処理

No heat treatment

鑑定書

International Colored Gemstone Association (ICA GemLab)

鑑定機関による封印済み

はい'

シェイプ

Pear

カッティングスタイル

Cabochon cut

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antique

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