Natural bi-colour sapphire weighing 2.07 carats, featuring an emerald cut, blue-green colour and no heat treatment. Offered as a loose gemstone for custom jewellery and supplied with certification from an authorised gemmologist.
This natural bi-colour sapphire weighs 2.07 carats and displays distinctive blue and green colour zoning within a single gemstone. Its elegant emerald cut highlights clarity and natural colour transitions, making it suitable for custom engagement rings, pendants and bespoke jewellery designs. Sold as a loose gemstone, it offers flexibility for collectors and custom jewellery projects.
Quick Summary
- Gemstone: Natural Bi Colour Sapphire
- Weight: 2.07 Carat
- Shape: Emerald Cut
- Colour: Blue Green
- Treatment: No Heat
- Clarity: VVS
- Birthstone: September
- Certification: Included
Bi-colour sapphire is a natural variety of corundum displaying two distinct colour zones within the same gemstone. This natural blue-green combination creates a unique appearance that differs from traditional single-colour sapphires, making every stone visually distinctive.
With a Mohs hardness of 9, sapphire is suitable for jewellery intended for regular wear when professionally set. As the September birthstone, blue sapphire is traditionally associated with wisdom, loyalty and sincerity.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Bi Colour Sapphire
- Shape / Cut: Emerald Cut
- Clarity: VVS
- Weight: 2.07 Carat
- Colour: Blue Green
- Measurements: 5.80 × 8.60 × 3.90 mm
- Treatment: No Heat
- Birthstone: September
Certification & Authenticity
This sapphire includes certification from an authorised gemmologist confirming its natural identity and no heat treatment status.
Seller Notes: Natural colour banding is visible under magnification. These characteristics are consistent with natural gemstone formation.
Jewellery Applications
This gemstone is sold loose and is not supplied as a finished ring or jewellery item.
- Custom Engagement Rings
- Solitaire Ring Designs
- Pendants and Necklaces
- Bespoke Fine Jewellery
- September Birthstone Jewellery
- Gemstone Collections
Custom jewellery services are available in gold, rose gold, white gold, silver and platinum settings.
Why Choose This Gemstone?
Natural bi-colour sapphires are appreciated for their distinctive colour zoning and individuality. The combination of blue and green tones within a single gemstone creates a unique appearance, making them an attractive choice for buyers seeking something different from traditional sapphires.
The no-heat status preserves the gemstone's naturally occurring colour characteristics, which many collectors and gemstone enthusiasts appreciate.
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Shipping & Returns
Worldwide shipping includes tracking and insurance. Buyers are responsible for applicable customs duties or import taxes. Returns are accepted according to our published return policy.
Frequently Asked Questions
Is this a natural bi-colour sapphire?
Yes. This gemstone is identified as a natural bi-colour sapphire from the corundum family.
Has this sapphire been heat treated?
No. This gemstone is a no heat sapphire.
Does the gemstone include certification?
Yes. Certification from an authorised gemmologist is included.
Is this sold as a finished ring?
No. This product is sold as a loose gemstone suitable for custom jewellery.
Why is a bi-colour sapphire unique?
Bi-colour sapphires naturally display two distinct colour zones within one gemstone, making each stone visually unique.








