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Natural Bi Colour Parti Sapphire 1.49 Ct Emerald Cut Loose Gemstone | Green Yellow Unheated September Birthstone

One-of-a-Kind Natural Sapphire — Available Only Once

✔ Natural Earth-Mined
✔ Certified Gemstone
✔ Engagement Ring Ready
✔ Free Worldwide Shipping
✔ 15-Day Returns
Sale price$753.50 USD

Natural bi colour parti sapphire weighing 1.49 carats, featuring an emerald cut, green and yellow natural colour zoning, VVS clarity and untreated (no heat) status. Offered as a loose gemstone for custom engagement rings, pendants and bespoke jewellery designs, complete with certification from an authorised gemologist.

This natural bi colour parti sapphire displays a distinctive combination of green and yellow within a single crystal, creating the unique colour zoning that makes every parti sapphire individual. Sold as a loose gemstone, it offers complete flexibility for custom jewellery while showcasing the clean lines and elegant symmetry of an emerald cut.

Quick Summary

  • Natural bi colour parti sapphire
  • Weight: 1.49 carats
  • Emerald cut loose gemstone
  • Clarity: VVS
  • Colour: Green Yellow Parti
  • Treatment: Untreated (No Heat)
  • Birthstone: September
  • Gemologist certificate included

Parti sapphires belong to the corundum family and are valued for their naturally occurring colour zoning. The emerald cut emphasises the gemstone's clean facet structure while showcasing its natural blend of colours. With a hardness of 9 on the Mohs scale, sapphire is suitable for jewellery intended for regular wear when professionally set.

As the birthstone for September, sapphire has traditionally been associated with wisdom, loyalty and sincerity. Bi colour parti sapphires provide a distinctive alternative to single-colour sapphires while maintaining the durability and versatility for which natural sapphires are recognised.

Gemstone Specifications

  • Identification: Natural Sapphire
  • Species: Natural Corundum
  • Variety: Bi Colour Parti Sapphire
  • Shape & Cut: Emerald Cut
  • Clarity: VVS
  • Weight: 1.49 Carats
  • Colour: Green Yellow Parti
  • Measurements: 4.20 × 8.00 × 3.80 mm
  • Treatment: Untreated (No Heat)
  • Birthstone: September

Certification & Authenticity

This sapphire includes a certificate issued by an authorised gemologist confirming its natural origin and gemstone characteristics.

Seller Notes: A clean gemstone with a natural mineral inclusion visible under magnification. Such internal characteristics are common in natural earth-mined sapphires and are consistent with natural formation.

Jewellery Applications

This listing is for a loose gemstone only and does not include a finished jewellery setting.

Suitable for:

  • Custom engagement rings
  • Emerald cut solitaire rings
  • Halo ring designs
  • Pendants and necklaces
  • Fine bespoke jewellery
  • September birthstone jewellery
  • Gemstone collections

Custom jewellery services are available in gold, white gold, rose gold, silver and platinum settings. Contact us to discuss a personalised design using this gemstone.

Why Choose This Gemstone?

Bi colour parti sapphires are appreciated for their naturally occurring combination of multiple colours within a single gemstone. Each stone displays its own individual colour distribution, making every parti sapphire unique. The emerald cut enhances this natural colour zoning through elegant step-cut facets, making it an attractive choice for collectors and buyers seeking distinctive custom jewellery.

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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 in accordance with our published return policy.

Frequently Asked Questions

Is this a natural bi colour parti sapphire?

Yes. This gemstone is a natural earth-mined bi colour parti sapphire and is not synthetic or laboratory created.

Has this sapphire been treated?

No. This gemstone is untreated (no heat), as disclosed in the specifications and gemologist certificate.

Is this supplied 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, emerald cut and distinctive natural colour zoning make it suitable for custom engagement ring designs.

Why do parti sapphires display multiple colours?

Parti sapphires naturally display two or more colours within a single crystal due to variations during gemstone formation, making every stone visually unique.

Teal sapphire loose gemstone, 1.49 carats, emerald cut, vibrant green and blue parti sapphire for September birthstone by NASHGEMS.
Natural Bi Colour Parti Sapphire 1.49 Ct Emerald Cut Loose Gemstone | Green Yellow Unheated September Birthstone Sale price$753.50 USD

💎 Not Sure Which Sapphire To Choose?

Get free expert guidance before you buy.
We can help you choose the ideal gemstone based on:

✔ Color preference
✔ Budget
✔ Ring design
✔ Natural vs heated sapphires
✔ Engagement ring suitability

📩 Get Free Sapphire Consultation


WHAT IS A GREEN SAPPHIRE?

 

  • A green sapphire is a natural variety of sapphire that displays shades of green ranging from delicate mint and yellowish-green to olive, moss, and deep forest green. Green sapphires belong to the corundum family, the same gemstone family as blue sapphires.

    The exact color of each gemstone depends on its natural composition and the trace elements present during its formation. Because every natural sapphire is unique, green sapphires can display subtle secondary tones of blue, yellow, gray, or brown, giving each stone its own individual character.

WHAT COLORS CAN GREEN SAPPHIRES HAVE?

 

  • Green sapphires occur in a wide range of natural shades. Depending on the individual gemstone, the color can range from light and refreshing to deep and dramatic.

    Common shades include mint green, light green, yellowish-green, olive green, moss green, and deep forest green. Some gemstones may also display subtle blue-green or grayish-green undertones, creating a more complex and distinctive appearance.

ARE GREEN SAPPHIRES NATURAL?

 

  • Yes. A natural green sapphire is formed naturally within the earth as part of the corundum mineral family. Natural sapphires can occur in many different colors, including green.

    When purchasing a green sapphire, it is important to review the individual gemstone's description and certification information to understand its origin, treatment status, and other characteristics.

ARE GREEN SAPPHIRES GOOD FOR ENGAGEMENT RINGS?

 

  • Yes. Green sapphires are an excellent choice for engagement rings because sapphire has a hardness of 9 on the Mohs scale. This makes sapphire one of the most durable gemstones commonly used in fine jewelry.

    A green sapphire engagement ring is particularly appealing for those looking for an alternative to traditional diamonds or blue sapphires. Its distinctive natural color can create a ring that feels personal, elegant, and completely individual.

WHY ARE GREEN SAPPHIRES POPULAR FOR ENGAGEMENT RINGS?

 

  • Distinctive Natural Color: Green sapphires offer a refreshing alternative to traditional blue sapphires and diamonds, with colors ranging from soft mint to rich forest green.

    Durable & Long-Lasting: With a hardness of 9 on the Mohs scale, sapphire is suitable for engagement rings and jewelry designed for regular wear when properly set and cared for.

    Every Gemstone Is Unique: Natural variations in color, saturation, and secondary tones mean that no two green sapphires look exactly alike.

    Versatile Design Options: Green sapphires can look beautiful in yellow gold, white gold, rose gold, and platinum, allowing for a wide range of jewelry styles.

WHAT IS THE DIFFERENCE BETWEEN A GREEN SAPPHIRE AND A TEAL SAPPHIRE?

 

  • A green sapphire primarily displays green as its dominant color, although it may contain subtle secondary hues. A teal sapphire, on the other hand, generally displays a more noticeable combination of blue and green.

    The boundary between these color descriptions is not always exact because natural sapphires can display a broad spectrum of hues. The appearance of each gemstone should therefore be considered individually.

WHAT IS THE DIFFERENCE BETWEEN GREEN SAPPHIRE AND EMERALD?

 

  • Green sapphire and emerald are different gemstones with different mineral compositions. A green sapphire belongs to the corundum family, while an emerald belongs to the beryl family.

    One of the major differences is durability. Sapphire has a hardness of 9 on the Mohs scale, while emerald is generally softer. Green sapphires can also display a wider variety of green tones, ranging from subtle pastel colors to deep olive and forest greens.

WHAT FACTORS SHOULD I CONSIDER WHEN BUYING A GREEN SAPPHIRE ONLINE?

 

  • When buying a green sapphire online, consider the gemstone's color, saturation, clarity, cut, carat weight, shape, dimensions, treatment status, and certification information where available.

    High-quality photographs and videos are particularly important because green sapphires can look different depending on lighting conditions. Reviewing accurate measurements can also help when selecting a gemstone for a custom engagement ring or other jewelry design.

HOW DO I CHOOSE THE BEST GREEN SAPPHIRE?

 

  • The best green sapphire is ultimately the one whose color and character appeal most to you. Some buyers prefer vivid green tones, while others are drawn to subtle mint, olive, moss, or forest-green shades.

    When selecting a gemstone, consider the overall color, brightness, cut, clarity, size, shape, and how the sapphire will be used in your jewelry design. It is also useful to view the gemstone under different lighting conditions where possible.

WHICH METALS PAIR WELL WITH GREEN SAPPHIRES?

 

  • Green sapphires can be paired with a variety of precious metals. Yellow gold can enhance warmer green and olive tones, while white gold and platinum can create a clean and contemporary contrast.

    Rose gold can also complement certain green sapphires and create a distinctive contrast. The best metal depends on the particular shade of green and the overall style of the jewelry.

WHAT JEWELRY CAN BE MADE WITH A GREEN SAPPHIRE?

 

  • Loose green sapphires are highly versatile and can be used in many types of custom jewelry. Popular choices include engagement rings, wedding jewelry, pendants, earrings, bracelets, and bespoke designs.

    Because sapphire is durable, it is particularly suitable for jewelry that is intended to be worn regularly. The shape and dimensions of the gemstone can help determine the most suitable setting and design.

ARE GREEN SAPPHIRES RARE?

 

  • Natural sapphires occur in a wide variety of colors, and the availability of green sapphires can vary considerably depending on the specific shade, size, clarity, origin, and overall quality of the gemstone.

    Some shades and color combinations may be more difficult to find than others. Rather than focusing only on rarity, buyers should consider the overall beauty, color, quality, and individuality of the particular gemstone.

ARE GREEN SAPPHIRES HEATED OR UNHEATED?

 

  • Green sapphires may be offered as either heated or unheated, depending on the individual gemstone. Treatment information should always be reviewed carefully before purchasing.

    Unheated sapphires have not undergone heat treatment, while heated sapphires have been subjected to controlled heating processes. The treatment status can influence rarity, price, and buyer preference, so certification or disclosure from the seller is important.

ARE GREEN SAPPHIRES CERTIFIED?

 

  • Certification availability depends on the individual gemstone. A gemological laboratory certificate can provide information about a sapphire's identity and may include details relating to natural origin and treatment status.

    When selecting a valuable green sapphire, reviewing the available certification and gemstone information can help buyers make a more informed purchasing decision.

HOW DO I CARE FOR A GREEN SAPPHIRE?

 

  • Green sapphires are durable gemstones, but all fine jewelry should be cared for properly. Regular cleaning with warm water, mild soap, and a soft brush is generally suitable for most sapphire jewelry.

    The safest cleaning method may depend on the gemstone's treatment, setting, and surrounding materials. Avoid exposing jewelry to unnecessary impacts and have frequently worn settings inspected periodically.

WHY CHOOSE A GREEN SAPPHIRE FROM NASH GEMS?

 

  • At Nash Gems, we offer a selection of natural loose green sapphires in a variety of shades, shapes, sizes, and characteristics. Each gemstone has its own individual color and personality.

    Detailed product information, photographs, and gemstone specifications can help you select a green sapphire for an engagement ring, custom jewelry project, collection, or other special purpose.