Natural Green Teal Sapphire weighing 4.50 carats, featuring an emerald cut, green colour and heat treatment. Offered as a loose gemstone for custom jewellery and supplied with certification from an authorised gemologist.
This natural sapphire weighs 4.50 carats and displays attractive green-to-teal colour tones. Its emerald cut emphasises symmetry, depth, and clean lines, making it a popular choice for custom engagement rings, pendants, and bespoke jewellery designs. Sold as a loose gemstone, it offers flexibility for collectors and jewellery buyers seeking a distinctive sapphire.
Quick Summary
- Gemstone: Natural Green Teal Sapphire
- Weight: 4.50 Carat
- Shape: Emerald Cut
- Colour: Green
- Treatment: Heat Treated
- Clarity: VS
- Birthstone: September
- Certification: Included
Green and teal sapphires are valued for their distinctive colour range and durability. As members of the corundum family, sapphires rank 9 on the Mohs hardness scale, making them suitable for jewellery intended for regular wear when professionally set.
As a September birthstone, sapphire is traditionally associated with wisdom, loyalty, and sincerity. Emerald-cut sapphires are especially appreciated for their elegant appearance and ability to showcase colour and clarity.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Green Sapphire
- Shape / Cut: Emerald Cut
- Clarity: VS
- Weight: 4.50 Carat
- Colour: Green
- Measurements: 7.20 × 10.70 × 5.30 mm
- Treatment: Heat Treated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate from an authorised gemologist confirming authenticity and treatment disclosure.
Seller Notes: Natural mineral inclusions are present within the gemstone. These characteristics are commonly found in natural sapphires and are consistent with natural formation.
Jewellery Applications
This gemstone is sold loose and is not supplied as a finished ring or jewellery item. Suitable applications include:
- Custom Engagement Rings
- Anniversary Rings
- Pendants and Necklaces
- Custom Fine Jewellery Projects
- September Birthstone Jewellery
- Gemstone Collections
Custom jewellery services are available using gold, rose gold, white gold, silver, platinum, and diamond accent settings.
Why Choose This Gemstone?
Green and teal sapphires offer a distinctive alternative to traditional blue sapphires. Their combination of durability, elegant colour tones, and versatility makes them suitable for both contemporary and classic jewellery designs. Larger sapphires such as this 4.50 carat gemstone provide strong visual presence while remaining suitable for a wide range of custom settings.
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Shipping & Returns
Worldwide shipping is available. Buyers are responsible for any applicable customs duties or import taxes. Returns are accepted according to our published return policy.
Frequently Asked Questions
Is this a natural sapphire?
Yes. This gemstone is identified as a natural sapphire from the corundum family.
Has this sapphire been treated?
Yes. This sapphire has undergone heat treatment, which is disclosed in the specifications.
Does the gemstone include certification?
Yes. Certification from an authorised gemologist is included.
Can this sapphire be used in an engagement ring?
Yes. Its durability and emerald cut make it suitable for custom engagement ring designs.
Is this sold as a loose gemstone?
Yes. This gemstone is sold loose and is not supplied as a finished jewellery item.









