Natural teal blue green parti sapphire weighing 1.31 carats, featuring a round cut, teal blue colour, VVS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemologist.
This natural teal blue green parti sapphire displays multiple colours within a single crystal, creating the distinctive parti effect admired by gemstone enthusiasts. Sold as a loose gemstone, it provides complete flexibility for creating a custom engagement ring, pendant or personalised fine jewellery design.
Quick Summary
- Natural teal blue green parti sapphire
- Weight: 1.31 carats
- Round cut loose gemstone
- Clarity: VVS
- Colour: Teal Blue
- Treatment: Heat Treated
- Birthstone: September
- Gemologist certificate included
The round cut enhances brilliance while showcasing the gemstone's natural colour zoning. 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. Parti sapphires are appreciated for their naturally occurring blend of colours, making every gemstone visually distinctive.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Blue Green Parti Sapphire
- Shape & Cut: Round
- Clarity: VVS
- Weight: 1.31 Carats
- Colour: Teal Blue
- Measurements: 6.10 × 4.20 mm
- Treatment: Heat Treated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate from an authorised gemologist confirming its identity and disclosed treatment status.
Seller Notes: A clean gemstone with excellent appearance. Natural internal characteristics may be visible under magnification and are consistent with natural sapphire formation.
Jewellery Applications
This listing is for a loose gemstone only and does not include a finished jewellery setting.
Suitable for:
- 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 using gold, rose gold, white gold, silver and platinum settings. Please contact us to discuss your design requirements.
Why Choose This Gemstone?
Parti sapphires display naturally occurring colour zoning created during gemstone formation, resulting in a unique combination of colours within a single crystal. Round-cut parti sapphires combine excellent brilliance with balanced proportions, making them a distinctive choice for custom jewellery and gemstone collections.
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
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, in accordance with our published return policy.
Frequently Asked Questions
Is this a natural parti sapphire?
Yes. This gemstone is a natural teal blue green parti sapphire and is not synthetic or laboratory created.
Has this sapphire been treated?
Yes. This sapphire has undergone heat treatment, as disclosed in the specifications and gemologist 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 sapphire be used for an engagement ring?
Yes. Its round cut, durability and attractive colour zoning make it suitable for custom engagement ring designs.
What is a parti sapphire?
A parti sapphire naturally displays two or more colours within the same crystal due to variations during gemstone formation. This gemstone exhibits a teal blue colour combination characteristic of parti sapphires.








