# Natural Teal Sapphire 1.35 Ct Oval Cut Loose Gemstone | Heat Treated September Birthstone

**Natural teal sapphire weighing 1.35 carats, featuring an oval cut, teal blue colour, VS clarity and heat treatment. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemologist.**

This natural teal sapphire displays a distinctive blend of blue and green tones that makes it an attractive alternative to traditional blue sapphires. Sold as a loose gemstone, it provides complete flexibility for creating a custom engagement ring, pendant or personalised fine jewellery design while showcasing the durability and beauty of natural corundum.

### Quick Summary

-   Natural Teal Sapphire
-   Weight: 1.35 Carats
-   Oval Cut Loose Gemstone
-   VS Clarity
-   Colour: Teal Blue
-   Treatment: Heat Treated
-   Birthstone: September
-   Gemologist Certificate Included

Teal sapphire is a variety of natural corundum appreciated for its unique blue-green appearance and suitability for custom jewellery. With a hardness of 9 on the Mohs scale, sapphire is well suited for jewellery intended for regular wear when professionally set.

As the birthstone for September, sapphire has traditionally been associated with wisdom, loyalty and sincerity. Teal sapphires offer a distinctive colour profile while maintaining the durability and timeless appeal for which sapphires are recognised.

## Gemstone Specifications

-   **Gemstone:** Natural Sapphire
-   **Species:** Natural Corundum
-   **Variety:** Teal Sapphire
-   **Shape & Cut:** Oval Cut
-   **Clarity:** VS
-   **Weight:** 1.35 Carats
-   **Colour:** Teal Blue
-   **Measurements:** 5.60 × 7.00 × 3.90 mm
-   **Treatment:** Heat Treated
-   **Birthstone:** September

## Certification & Authenticity

This sapphire is supplied with a certificate from an authorised gemologist confirming its identity as a natural sapphire.

**Seller Notes:** Natural mineral and crystal inclusions are visible under magnification. These characteristics are commonly found in 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.

-   Custom Engagement Rings
-   Solitaire Ring Designs
-   Halo Ring Designs
-   Pendants and Necklaces
-   September Birthstone Jewellery
-   Bespoke Fine Jewellery
-   Gemstone Collections

Custom jewellery services are available in yellow gold, white gold, rose gold, silver and platinum. Please contact us to discuss bespoke design options.

## Why Choose This Gemstone?

Natural teal sapphires are valued for their distinctive blue-green colour balance, durability and versatility. Each gemstone displays its own natural character, making it an individual choice for buyers seeking a unique centre stone for custom jewellery.

## Explore Related Collections

Browse related collections and educational resources:

-   [Blue Green & Teal Sapphire Collection](https://www.nashgems.com/collections/blue-green-teal-sapphire)
-   [Natural Sapphire Collection](https://www.nashgems.com/collections)
-   [All Loose Sapphire Gemstones](https://www.nashgems.com/collections/all)
-   [Custom & Ready-to-Wear Sapphire Jewellery](https://www.nashgems.com/collections/sapphire-gemstone-jewelry-rings)
-   [Gemstone Education Articles](https://www.nashgems.com/blogs/gemstone-articles)
-   [Contact Us](https://www.nashgems.com/pages/contact)

## Shipping & Returns

Worldwide shipping is available. 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 according to our published return policy.

## Frequently Asked Questions

### Is this a natural teal sapphire?

Yes. This gemstone is a natural earth-mined teal sapphire from the corundum family.

### Has this sapphire been treated?

Yes. This sapphire has undergone heat treatment, which is disclosed in the gemstone specifications.

### Does the gemstone include certification?

Yes. A certificate from an authorised gemologist is included.

### Is this sold as a finished 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, oval cut and balanced proportions make it well suited for a custom engagement ring or other bespoke jewellery designs.

## Details

- **Price:** 720.0 USD
- **Vendor:** NASHGEMS
- **Type:** teal sapphire
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## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 720.00 USD | In stock |

## Images

- Teal sapphire oval-shaped loose gemstone, 1.35 carats, from NASHGEMS, ideal for engagement or custom jewelry designs.
- Teal sapphire oval gemstone, 1.35 carats, loose gemstone for engagement or custom rings, by NASHGEMS.
- Teal sapphire loose gemstone, oval shape, 1.35 carats, ideal for engagement rings or custom jewelry by NASHGEMS.
- Teal sapphire oval-shaped 1.35 carat loose gemstone by NASHGEMS, perfect for engagement or custom-designed rings.
- Teal sapphire oval 1.35 carat loose gemstone by NASHGEMS, perfect for engagement rings or custom jewelry designs.
- Teal sapphire oval-shaped 1.35 ct. loose gemstone from NASHGEMS, ideal for engagement rings or custom jewelry designs.
- Teal sapphire loose gemstone, oval shape, 1.35 carats, from NASHGEMS, ideal for engagement or custom jewelry design.
- Teal sapphire loose gemstone, 1.35 carats, oval shape, NASHGEMS, perfect for engagement or custom jewelry designs.
- Teal sapphire loose gemstone, oval shape, 1.35 carats, NASHGEMS, perfect for engagement or custom jewelry rings.

## Additional Information

- **Google: Custom Product:** Yes
- **Carat:** 1.35
- **Stone Shape:** Oval
- **Treatment:** Heat Treated

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> Source: [NASHGEMS](https://www.nashgems.com/products/natural-teal-sapphire-1-35ct-oval-cut-loose-gemstone)
> Updated: 2026-07-08