Natural Blue Sapphire weighing 1.23 carats, featuring an oval cut, sky-blue to pastel-blue colour and unheated status. Offered as a loose gemstone for custom engagement rings, pendants, bracelets and bespoke jewellery designs.
This natural blue sapphire displays a soft sky-blue to pastel-blue colour and weighs 1.23 carats. Its elegant oval cut and unheated status make it an attractive choice for buyers seeking a natural loose sapphire for custom jewellery, September birthstone jewellery, or gemstone collections. The gemstone is supplied loose, allowing flexibility for custom ring, pendant, bracelet, or other fine jewellery designs.
Quick Summary
- Gemstone: Natural Blue Sapphire
- Weight: 1.23 Carat
- Shape: Oval Cut
- Colour: Sky Blue / Pastel Blue
- Treatment: Unheated
- Clarity: VS1
- Birthstone: September
- Certification: Included
Blue sapphire is a variety of natural corundum valued for its durability, colour stability, and long-standing use in fine jewellery. Ranking 9 on the Mohs hardness scale, sapphire is suitable for jewellery intended for regular wear when professionally set. Oval-cut sapphires are particularly popular for their balanced proportions, attractive brilliance, and timeless appearance.
As the birthstone for September, blue sapphire is traditionally associated with loyalty, wisdom, and sincerity. Its classic appearance makes it a popular choice for engagement rings, anniversary jewellery, and heirloom-inspired designs.
Gemstone Specifications
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Blue Sapphire
- Shape / Cut: Oval
- Clarity: VS1
- Weight: 1.23 Carat
- Colour: Sky Blue / Pastel Blue
- Measurements: 5.30 × 6.50 × 4.50 mm
- Treatment: Unheated
- Birthstone: September
Certification & Authenticity
This sapphire includes a certificate issued by an authorised gemologist confirming its identity as a natural blue sapphire.
Seller Notes: Tiny mineral inclusions are visible under magnification. These characteristics are commonly found in natural earth-mined gemstones and are consistent with natural formation.
Jewellery Applications
This gemstone is sold loose and is not supplied as a finished ring or jewellery item. It is suitable for:
- Custom Engagement Rings
- Solitaire Ring Designs
- Halo Ring Designs
- Pendants and Necklaces
- Bracelets
- September Birthstone Jewellery
- Custom Fine Jewellery Projects
- Gemstone Collections
We offer custom jewellery services using gold, rose gold, white gold, silver, and platinum settings. Contact us to discuss custom design options for this gemstone.
Why Choose a Natural Blue Sapphire?
Natural blue sapphires are among the most recognised coloured gemstones in the world. Their durability, timeless colour, and versatility make them suitable for a wide range of jewellery styles. Buyers often choose blue sapphires for engagement rings, personalised jewellery, and meaningful birthstone gifts.
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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 blue sapphire?
Yes. This gemstone is identified as a natural blue sapphire and belongs to the corundum mineral family.
Has this sapphire been treated?
No. This gemstone is listed as unheated.
Does the sapphire include certification?
Yes. A certificate from an authorised gemologist is included.
Can this sapphire be used in an engagement ring?
Yes. Its durability and oval cut make it suitable for custom engagement ring designs.
Is this sold as a loose gemstone?
Yes. This sapphire is sold loose and is not supplied as a finished jewellery item.









