Natural teal sapphire weighing 1.05 carats, featuring an emerald cut, teal blue green colour, VVS clarity and untreated (no heat) status. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemmologist.
This natural teal sapphire displays a distinctive blend of blue and green tones that gives it the appearance often described as a "mermaid teal sapphire." Sold as a loose gemstone, it offers complete flexibility for creating a custom engagement ring, pendant or personalised fine jewellery piece while preserving its natural untreated beauty.
Quick Summary
- Natural teal sapphire loose gemstone
- Weight: 1.05 carats
- Emerald cut
- Colour: Teal Blue Green
- Clarity: VVS
- Treatment: No Heat (Untreated)
- Birthstone: September
- Authorised gemmologist certificate included
The emerald cut emphasises clarity, symmetry and elegant step-cut reflections while showcasing the gemstone's natural colour. 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 sapphires offer a distinctive alternative to traditional blue sapphires while maintaining the durability and timeless appeal valued in fine jewellery.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Sapphire
- Shape & Cut: Emerald Cut
- Clarity: VVS
- Weight: 1.05 Carats
- Colour: Teal Blue Green
- Measurements: 4.50 × 5.50 × 3.90 mm
- Treatment: No Heat (Untreated)
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemmologist confirming its natural origin and disclosed gemstone characteristics.
Seller Notes: A clean gemstone with a natural mineral inclusion visible under magnification. Such internal characteristics are commonly found in natural earth-mined sapphires and are consistent with natural gemstone formation.
Jewellery Applications
This listing is for a loose gemstone only and does not include a finished jewellery setting.
Suitable for:
- Custom engagement rings
- Emerald cut solitaire rings
- Halo ring settings
- Pendants and necklaces
- Fine bespoke jewellery
- September birthstone 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?
Natural teal sapphires are valued for their distinctive blend of blue and green hues and their individuality. The colour combination often leads enthusiasts to describe them as "mermaid sapphires" because of their ocean-inspired appearance. Every natural teal sapphire displays its own unique colour characteristics, making each gemstone one of a kind while offering the durability and elegance associated with natural sapphire.
Explore Related Collections
Browse related collections and educational resources:
- Teal & Blue Green Sapphire Collection
- All Loose Sapphire Gemstones
- Custom & Ready-to-Wear Sapphire Jewellery
- Gemstone Education Articles
Shipping & Returns
Free standard worldwide shipping is available with tracking and insurance included. Delivery times may vary 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 in accordance with our published return policy.
Frequently Asked Questions
Is this a natural teal sapphire?
Yes. This is a natural earth-mined teal sapphire and is not synthetic or laboratory created.
Has this sapphire received heat treatment?
No. This gemstone is untreated (no heat), as disclosed in the specifications and gemmologist certificate.
Why is it called a mermaid teal sapphire?
"Mermaid sapphire" is an informal nickname used to describe teal sapphires that display ocean-like blue and green colours. It is not an official gemmological variety but a descriptive trade term.
Is this supplied as a finished engagement ring?
No. This listing is for a loose gemstone only. Custom jewellery settings are available separately.
Is an emerald cut teal sapphire suitable for an engagement ring?
Yes. The emerald cut highlights clarity and symmetry while providing a refined appearance suitable for custom engagement ring designs.








