23 October 2025 | 09:00 | Lots: 914
Two cushion-shape vari-hue sapphires, 17.66ct
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Lot 342
Full Lot Description
The largest, pale chalky yellow, weight 10.85ct. Accompanied by ID card number STO2025070571834, by Gemological International Laboratories, dated 5th July 2025, stating the sapphire is natural with indications of heating and beryllium diffused, of Thailand (Siam) origin and measuring approximately 13.69 by 10.97 by 7.29mm.
The other, cushion-shape bright orange, weight 6.81ct and measuring 12.0 by 9.7 by 6.0mm. Possible indication of beryllium treatment.
Carat Weight: 17.66ct
Gemstone: Sapphire
Papers: Yes
Postage: Postable
Total carat weight: 10.85ct
Weight: 3.53
Total lot weight: 13
Condition Report
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- Sapphires bright-medium yellow/orange hues, very well to well saturated, with moderate/very good clarity and typical inclusions.
- Sapphires in very good to fair conditions. The largest with minor surface's abrasions, nibbles, and numerous and significant internal fractures and feathers, some surface-reaching.
- Please see the Important Notices for Purchasers for coloured gemstones.
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