Natural Blue Green Sapphire weighing 1.13 carats, featuring a round cut, blue green colour, VS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, with certification from an authorised gemologist.
This natural blue green sapphire displays an attractive blend of blue and green tones in a classic round cut. Sold as a loose gemstone, it offers complete flexibility for creating a custom engagement ring, pendant or personalised fine jewellery piece while showcasing the durability and beauty of natural corundum.
Quick Summary
- Natural Blue Green Sapphire
- Weight: 1.13 Carats
- Round Cut Loose Gemstone
- VS Clarity
- Colour: Blue Green
- Treatment: Heat Treated
- Birthstone: September
- Certificate from an authorised gemologist included
The round cut enhances brilliance and symmetry while highlighting the gemstone's natural colour blend. 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, sincerity and loyalty. Blue green sapphires offer a distinctive alternative to traditional blue sapphires while maintaining timeless elegance and versatility.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Blue Green Sapphire
- Shape & Cut: Round
- Clarity: VS
- Weight: 1.13 Carats
- Colour: Blue Green
- Dimensions: 5.80 × 4.20 mm
- Treatment: Heat Treated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemologist confirming its identity as a natural sapphire and disclosing the gemstone treatment.
Seller Notes: Tiny natural crystal inclusions are visible under magnification. These internal characteristics are commonly found in natural earth-mined sapphires and 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 ring designs
- Halo ring settings
- Pendants and necklaces
- Fine bespoke jewellery
- September birthstone jewellery
- Gemstone collections
Custom jewellery services are available using yellow gold, white gold, rose gold, silver and platinum, with optional diamond accents.
Why Choose This Gemstone?
Blue green sapphires are valued for their distinctive colour combination and durability. Each natural gemstone displays its own subtle colour characteristics, making every sapphire unique. Their strength and timeless appearance make them a popular choice for custom jewellery and everyday wear.
Explore Related Collections
- 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. Delivery times may vary depending on destination. 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 blue green sapphire?
Yes. This gemstone is a natural earth-mined sapphire and is not laboratory created.
Has this sapphire been treated?
Yes. This gemstone has received standard heat treatment, as disclosed in the specifications and gemologist certificate.
Does this listing include a 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 durability and round cut make it suitable for custom engagement ring designs and everyday wear.
Will the gemstone colour vary under different lighting?
Yes. Natural blue green sapphires may display subtle colour variation under different lighting conditions due to their natural colour characteristics.








