Natural teal blue sapphire weighing 1.00 carat, featuring an emerald cut, teal blue 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 blue sapphire combines elegant blue and green tones in a refined emerald cut that highlights the gemstone's natural colour and symmetry. Sold as a loose gemstone, it offers complete flexibility for creating a custom engagement ring, pendant or personalised fine jewellery design.
Quick Summary
- Natural Teal Blue Sapphire
- Weight: 1.00 Carat
- Emerald Cut Loose Gemstone
- Clarity: VVS
- Colour: Teal Blue
- Treatment: No Heat (Untreated)
- Birthstone: September
- Certificate from an authorised gemmologist included
The emerald cut enhances clarity through elegant step-cut facets 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.
Blue sapphire is the traditional birthstone for September and has long been associated with wisdom, loyalty and sincerity. Its durability and timeless appearance make it a popular choice for engagement rings, anniversary jewellery and bespoke fine jewellery.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Blue Sapphire
- Shape & Cut: Emerald Cut
- Clarity: VVS
- Weight: 1.00 Carat
- Colour: Teal Blue
- Measurements: 4.50 × 5.20 × 4.00 mm
- Treatment: No Heat (Untreated)
- Birthstone: September
Certification & Authenticity
This gemstone includes a certificate issued by an authorised gemmologist confirming its natural origin and disclosed gemstone characteristics.
Seller Notes: Clean gemstone. Natural internal characteristics may be visible under magnification and are consistent with 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 applications include:
- Custom engagement rings
- Emerald cut solitaire rings
- Halo ring designs
- 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 blue sapphires are valued for their distinctive colour, durability and versatility in custom jewellery. The emerald cut provides elegant symmetry while allowing the gemstone's natural colour to remain the focal point. Each natural sapphire displays its own individual characteristics, making every gemstone unique.
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
Worldwide shipping is available with tracking and insurance included. 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 sapphire?
Yes. This gemstone is a natural earth-mined teal blue sapphire and is not synthetic or laboratory created.
Has this sapphire been heat treated?
No. This gemstone is untreated (no heat), as 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 upon request.
Is a 1.00 carat emerald cut sapphire suitable for an engagement ring?
Yes. A 1.00 carat emerald cut sapphire offers an elegant balance of size, durability and timeless design for a custom engagement ring.
Will the gemstone colour vary under different lighting?
Yes. Natural sapphires may display subtle colour variation under daylight, indoor lighting and studio lighting due to their natural optical properties.








