Untreated Natural Yellow-Green Sapphire 7.129 ct – Bellerophon Certified

🌿💎Natural Yellow-Green Sapphire – 7.129 ct (Untreated)

A fine natural sapphire in a deep yellow-green tone, certified by the respected French laboratory Bellerophon Gemlab. Weighing 7.129 carats, this oval-cut gemstone shows excellent transparency and a distinctive, refined color described as Deep Yellowish Green. The stone is completely natural with no indications of any treatment, making it both a meaningful collector’s piece and an attractive choice for high-quality jewelry.

The color displays subtle variations between warm golden-green and rich olive tones depending on lighting, giving the gemstone a sophisticated and organic character that sets it apart from traditional blue sapphires.

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Key qualities:
• Natural & untreated — confirmed by Bellerophon
• Stable color — long-term color reliability
• Notable size — 7.129 ct for an untreated sapphire
• Classic oval cut — balanced brilliance and presence
• Transparent clarity — clean appearance for its type
• No fluorescence — natural light performance

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Specifications (Bellerophon report)
• Species: Natural Sapphire (Corundum)
• Weight: 7.129 ct
• Measurements: 11.52 × 10.65 × 6.08 mm
• Shape: Oval faceted
• Color: Deep Yellowish Green
• Treatment: None
• Color stability: Stable
• Fluorescence: None
• Geological type: Basalt-related deposit
• Certificate: Bellerophon Gemlab, Report No. B64739 (Oct 13, 2025)

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Suitable for:
• Bespoke rings or pendants
• High-end custom jewelry
• Collectors of rare, untreated sapphires

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Condition:

The gemstone is supplied loose with its original Bellerophon certificate. A very good quality sapphire.

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