Natural teal blue green parti sapphire weighing 1.18 carats, featuring a cushion cut, bluish yellow colour, untreated (no heat) status and sold as a loose gemstone for custom engagement rings, pendants and bespoke jewellery. Includes certification from an authorised gemologist.
This natural teal blue green parti sapphire weighs 1.18 carats and is offered as a loose gemstone for custom jewellery. Its cushion cut enhances brilliance while showcasing the gemstone's natural colour variation, making it suitable for engagement rings, pendants and bespoke jewellery designs. Sold unset, it provides complete flexibility for personalised jewellery creation.
Quick Summary
- Natural teal blue green parti sapphire
- Weight: 1.18 carats
- Cushion cut loose gemstone
- Colour: Bluish Yellow
- Treatment: Untreated / No Heat
- Birthstone: September
- Mohs Hardness: 9
- Gemologist certificate included
Parti sapphires display multiple natural colours within a single gemstone, creating distinctive visual character and individuality. Cushion-cut sapphires combine soft edges with excellent light performance, making them suitable for both contemporary and classic jewellery styles.
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.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal Blue Green Parti Sapphire
- Shape & Cut: Cushion Cut
- Weight: 1.18 Carat
- Colour: Bluish Yellow
- Treatment: Untreated (No Heat)
- Mohs Hardness: 9
- Measurements: 5.30 × 6.10 × 4.10 mm
- Birthstone: September
- Sold As: Loose Gemstone
Certification & Authenticity
This sapphire includes a certificate from an authorised gemologist confirming gemstone identification and treatment status.
Seller Notes: A clean gemstone. Natural internal characteristics may be present 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
- Anniversary jewellery
- Pendants and necklaces
- Bespoke jewellery projects
- September birthstone jewellery
- Gemstone collections
Custom jewellery services are available in gold, rose gold, white gold, silver and platinum settings.
Why Choose This Gemstone?
Teal blue green parti sapphires are appreciated for their naturally occurring colour variation and distinctive appearance. Every gemstone displays its own unique colour distribution, making each stone visually individual. Their durability and versatility make them suitable for custom jewellery intended for long-term wear.
Explore Related Collections
- 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 our published return policy provided the gemstone is returned unused and in its original condition.
Frequently Asked Questions
Is this a natural parti sapphire?
Yes. This gemstone is a natural teal blue green parti sapphire and is not laboratory created.
Has this sapphire been heat treated?
No. This gemstone is untreated (no heat), as disclosed in the specifications and certification.
Is this sold as a 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 cushion cut make it suitable for custom engagement ring designs when professionally set.
Will the gemstone appear different under different lighting?
Natural parti sapphires may display subtle colour variation under different lighting conditions due to their natural colour zoning.









