Natural bluish green teal sapphire weighing 1.54 carats, featuring a radiant cut, bluish teal colour and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemmologist.
This natural bluish green teal sapphire displays a balanced combination of blue and green tones with attractive natural colour variation. Weighing 1.54 carats and cut in a radiant shape, this loose gemstone is suitable for custom engagement rings, pendants and fine jewellery while offering complete design flexibility.
Quick Summary
- Natural bluish green teal sapphire
- Weight: 1.54 carats
- Radiant cut loose gemstone
- Colour: Bluish Teal
- Treatment: Heat Treated
- Birthstone: September
- Mohs Hardness: 9
- Gemmologist certificate included
The radiant cut combines brilliance with defined facet structure, enhancing the gemstone's natural colour while maintaining an elegant appearance. 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 birthstone for September, sapphire has traditionally been associated with wisdom, loyalty and sincerity. Bluish green sapphires offer a distinctive alternative to traditional blue sapphires while retaining the durability and timeless appeal for which sapphires are recognised.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Bluish Green Teal Sapphire
- Shape & Cut: Radiant
- Weight: 1.54 Carats
- Colour: Bluish Teal
- Treatment: Heat Treated
- Hardness: 9 on the Mohs Scale
- Measurements: 6.80 × 6.10 × 4.00 mm
- Birthstone: September
- Sold As: Loose Gemstone (Unset)
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemmologist confirming its natural identity and disclosed treatment information.
Seller Notes: A natural crystal inclusion is present within the gemstone. Such internal characteristics are commonly found in natural earth-mined sapphires and are consistent with natural formation.
Slight colour variation may be visible under different lighting conditions due to the gemstone's natural colour zoning.
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
- Fine bespoke jewellery
- September birthstone jewellery
- Gemstone collections
Custom jewellery services are available using gold, rose gold, white gold, silver and platinum with optional diamond accents.
Why Choose This Gemstone?
Bluish green sapphires are appreciated for their distinctive balance of blue and green hues, giving each gemstone an individual appearance. The radiant cut enhances brilliance while preserving structural symmetry, making this gemstone a versatile choice for contemporary and classic jewellery designs.
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 bluish green teal sapphire?
Yes. This gemstone is a natural sapphire from the corundum family and is not synthetic or laboratory created.
Has this sapphire been treated?
Yes. This gemstone has undergone heat treatment, which is disclosed in the specifications and gemmologist certificate.
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 and radiant cut make it suitable for custom engagement ring designs and everyday wear when professionally set.
Why can the colour appear different under different lighting?
Natural bluish green sapphires may display subtle colour variation under different lighting conditions due to their natural colour zoning and optical properties.








