Natural teal blue sapphire weighing 1.65 carats, featuring a round cut, teal blue colour, VVS clarity and untreated (no heat) status. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery, complete with certification from an authorised gemmologist.
This natural teal blue sapphire combines vibrant blue and green tones in a beautifully balanced round cut. Sold as a loose gemstone, it provides complete flexibility for creating a custom engagement ring, pendant or personalised jewellery design while preserving its natural untreated colour.
Quick Summary
- Natural Teal Blue Sapphire
- Weight: 1.65 Carats
- Round Cut Loose Gemstone
- Colour: Teal Blue
- Clarity: VVS
- Treatment: No Heat / Untreated
- Birthstone: September
- Gemologist Certificate Included
The round cut maximises brilliance and symmetry while highlighting the gemstone's natural teal blue 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, sincerity and loyalty. Its durability and distinctive appearance make it a popular choice for custom engagement rings, anniversary jewellery and bespoke fine jewellery.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Blue Sapphire
- Shape & Cut: Round Cut
- Clarity: VVS
- Weight: 1.65 Carats
- Colour: Teal Blue
- Measurements: 6.80 × 4.50 mm
- Treatment: No Heat / Untreated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemmologist confirming its natural origin and untreated status.
Seller Notes: Clean stone with excellent transparency. Natural sapphires may display internal characteristics visible under magnification, which 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 applications include:
- Custom Engagement Rings
- Solitaire Rings
- Halo Ring Designs
- Pendants and Necklaces
- Anniversary Jewellery
- Bespoke Fine Jewellery
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 appreciated for their distinctive blend of blue and green hues and their durability. Every gemstone displays its own natural colour characteristics, making each sapphire unique. Buyers seeking an alternative to traditional blue sapphires often choose teal sapphires for their individuality and versatility in custom jewellery.
Explore Related Collections
Browse related collections and educational resources:
Shipping & Returns
Free worldwide standard shipping is provided with tracking and insurance. 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 return policy.
Frequently Asked Questions
Is this a natural sapphire?
Yes. This gemstone is a natural earth-mined teal blue sapphire from the corundum family and is not laboratory created.
Has this sapphire been treated?
No. This gemstone is untreated (no heat), as disclosed in the specifications and gemmologist certificate.
Does this listing include a ring?
No. This listing is for a loose gemstone only. Custom jewellery settings are available separately upon request.
Can this sapphire be used for an engagement ring?
Yes. Its round cut, durability and untreated natural colour make it well suited for custom engagement ring designs.
Will the colour look different under different lighting?
Natural sapphires may display slight colour variations under daylight, indoor lighting and studio lighting. This is a normal characteristic of natural gemstones.








