Natural teal blue green sapphire weighing 1.29 carats, featuring an emerald cut, blue green colour, untreated (no heat) status and supplied as a loose gemstone for custom engagement rings, pendants and bespoke jewellery, complete with certification from an authorised gemmologist.
This natural teal blue green sapphire displays an attractive combination of blue and green tones within a single gemstone. Weighing 1.29 carats and cut in an elegant emerald shape, it is offered as a loose gemstone for buyers seeking a distinctive sapphire for custom jewellery or gemstone collections.
Quick Summary
- Natural teal blue green sapphire
- Weight: 1.29 carats
- Emerald cut loose gemstone
- Colour: Blue Green
- Treatment: Untreated / No Heat
- Birthstone: September
- Mohs Hardness: 9
- Gemmologist certificate included
The emerald cut emphasises the gemstone's natural colour distribution while producing elegant step-cut reflections and balanced symmetry. Sapphire belongs to the corundum family and ranks 9 on the Mohs hardness scale, making it suitable for jewellery intended for regular wear when professionally set.
As the September birthstone, sapphire has traditionally been associated with wisdom, loyalty and sincerity. Teal blue green sapphires are appreciated for their naturally occurring colour variation, making every gemstone visually unique.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Blue Green Sapphire
- Shape & Cut: Emerald Cut
- Weight: 1.29 Carats
- Colour: Blue Green
- Treatment: Untreated (No Heat)
- Hardness: 9 on the Mohs Scale
- Measurements: 5.50 × 5.40 × 4.30 mm
- Birthstone: September
- Sold As: Loose Gemstone (Unset)
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemmologist confirming its identification as a natural sapphire.
Seller Notes: A clean gemstone. Natural internal characteristics may be visible under magnification and are consistent with natural earth-mined sapphire formation.
Jewellery Applications
This listing is for a loose gemstone only and does not include a finished jewellery setting.
Suitable applications include:
- Custom engagement rings
- Solitaire ring designs
- Halo ring settings
- Pendants and necklaces
- Bespoke fine jewellery
- September birthstone jewellery
- Gemstone collections
Custom jewellery services are available in yellow gold, white gold, rose gold, silver and platinum. Please contact us to discuss your preferred design.
Why Choose This Gemstone?
Teal blue green sapphires are valued for their natural blend of colours and individual character. Each gemstone displays unique zoning patterns formed during crystal growth, giving every sapphire its own appearance while retaining the durability and timeless appeal associated with natural sapphire.
Explore Related Collections
Browse related collections and educational resources:
- Blue Green & Teal Sapphire Collection
- Natural Sapphire Collection
- All Loose Sapphire Gemstones
- Custom & Ready-to-Wear Sapphire Jewellery
- Gemstone Education Articles
- Contact Us
Shipping & Returns
Worldwide shipping is available. 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 according to our published return policy.
Frequently Asked Questions
Is this a natural teal blue green sapphire?
Yes. This gemstone is identified as a natural earth-mined sapphire and is not synthetic or laboratory created.
Has this sapphire been treated?
No. This gemstone is untreated (no heat), as disclosed in the specifications.
Is this sold as a finished ring?
No. This listing is for a loose gemstone only. Custom jewellery settings are available separately.
Can this gemstone be used for an engagement ring?
Yes. Its durability, emerald cut and untreated natural colour make it well suited for custom engagement ring designs.
Why do teal sapphires display blue and green colours?
Natural teal sapphires develop their distinctive colour combination during crystal formation, resulting in individual colour patterns that make each gemstone unique.








