Natural Blue Green Sapphire weighing 0.73 carats, featuring an oval cut, blue green colour, VVS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery, complete with certification from an authorised gemologist.
This natural blue green sapphire displays an attractive blend of blue and green tones in an elegant oval cut. Sold as a loose gemstone, it provides complete flexibility for creating a custom engagement ring, pendant or bespoke jewellery design while showcasing the durability and beauty of natural corundum.
Quick Summary
- Natural Blue Green Sapphire
- Weight: 0.73 Carat
- Oval Cut Loose Gemstone
- Clarity: VVS
- Colour: Blue Green
- Treatment: Heat Treated
- Birthstone: September
- Certificate from an authorised gemologist included
Blue green sapphires are valued for their distinctive colour combination and suitability for custom jewellery. The oval cut enhances brilliance while preserving an elegant outline, making this gemstone suitable for both contemporary and classic jewellery styles.
Sapphire belongs to the natural 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, loyalty and sincerity.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Blue Green Sapphire
- Shape & Cut: Oval
- Clarity: VVS
- Weight: 0.73 Carat
- Colour: Blue Green
- Measurements: 4.10 × 6.00 × 3.30 mm
- Treatment: Heat Treated
- Birthstone: September
Certification & Authenticity
This gemstone includes a certificate from an authorised gemologist confirming its identity as a natural sapphire and disclosing its treatment status.
Seller Notes: A clean gemstone with natural colour banding visible. Internal characteristics may be observed under magnification and are consistent with natural earth-mined sapphires.
Natural gemstones may display slight colour variation under different lighting conditions due to their natural crystal structure and colour zoning.
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
- 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?
Blue green sapphires are appreciated for their natural blend of colours and individuality. Every gemstone displays its own unique appearance, making each stone distinctive while retaining the durability and timeless appeal associated with natural sapphire.
Explore Related Collections
Browse related collections and educational resources:
- Blue Green & Teal 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, in accordance with our published return policy.
Frequently Asked Questions
Is this a natural sapphire?
Yes. This gemstone is a natural earth-mined blue green sapphire from the corundum family.
Has this sapphire been treated?
Yes. This sapphire has undergone standard heat treatment, as disclosed in the specifications and certification.
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 in an engagement ring?
Yes. Its durability and oval cut make it suitable for custom engagement ring designs when professionally set.
Does the gemstone include certification?
Yes. A certificate from an authorised gemologist is included with this sapphire.







