Natural teal sapphire weighing 1.76 carats, featuring an Asscher octagon cut, teal blue colour, VVS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, with certification from an authorised gemmologist.
This natural teal sapphire displays an elegant teal blue colour and weighs 1.76 carats. Cut in an Asscher octagon shape, this loose gemstone offers exceptional symmetry and a refined appearance, making it suitable for custom engagement rings, pendants and fine jewellery while providing complete design flexibility.
Quick Summary
- Natural Teal Sapphire
- Weight: 1.76 Carats
- Asscher Octagon Cut
- Colour: Teal Blue
- Clarity: VVS
- Treatment: Heat Treated
- Birthstone: September
- Gemmologist Certificate Included
- Loose gemstone (not supplied as a ring)
The Asscher cut features step-cut facets and a square octagonal outline that highlights clarity and symmetry. This architectural style gives the gemstone a sophisticated appearance while showcasing its natural teal blue colour. Sold as a loose sapphire, it allows complete freedom to create a bespoke jewellery design.
Sapphire belongs to the natural corundum family and ranks 9 on the Mohs hardness scale, making it suitable for jewellery intended for regular wear when professionally set. Teal sapphires are appreciated for their distinctive colour and contemporary appeal, offering an alternative to traditional blue sapphires.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Sapphire
- Shape & Cut: Asscher Octagon Cut
- Clarity: VVS
- Weight: 1.76 Carats
- Colour: Teal Blue
- Measurements: 6.25 × 6.00 × 4.80 mm
- Treatment: Heat Treated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemmologist confirming its natural identity and disclosed treatment.
Seller Notes: Clean stone with excellent transparency. Natural internal characteristics may be visible under magnification and are consistent with the formation of natural earth-mined sapphires.
Jewellery Applications
This listing is for a loose gemstone only and does not include a finished ring or jewellery setting.
Suitable for:
- Custom engagement rings
- Solitaire ring designs
- Halo ring settings
- Pendants and necklaces
- Statement jewellery
- Custom fine jewellery
- Gemstone collections
Custom jewellery services are available in yellow gold, white gold, rose gold, silver and platinum, with optional diamond accents.
Why Choose This Gemstone?
Asscher cut sapphires are recognised for their clean geometric lines and elegant step-cut faceting that emphasises clarity and symmetry. Teal sapphires offer a distinctive colour alternative to traditional blue sapphires while retaining the durability and versatility that make sapphire a popular gemstone for everyday jewellery.
As the September birthstone, sapphire has traditionally been associated with wisdom, loyalty and sincerity, making it a meaningful choice for personalised jewellery and engagement rings.
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Shipping & Returns
Worldwide shipping is available with tracking and insurance included. Delivery times typically range from 7–12 business days depending on destination. Buyers are responsible for any applicable customs duties or import taxes.
Returns are accepted within 15 days of delivery provided the gemstone is returned unused and in its original condition. Refunds are processed after inspection of the returned gemstone.
Frequently Asked Questions
Is this a natural teal sapphire?
Yes. This gemstone is a natural teal sapphire belonging to the corundum family.
Has this sapphire been treated?
Yes. This sapphire has undergone heat treatment, which is disclosed in the specifications and certification.
Does the sapphire include certification?
Yes. A certificate from an authorised gemmologist is included with this gemstone.
Is this sold as a finished ring?
No. This listing is for a loose gemstone only. Custom jewellery settings are available separately.
Can this sapphire be used for an engagement ring?
Yes. Its Asscher octagon cut, durability and balanced proportions make it well suited for custom engagement ring designs and bespoke fine jewellery.








