Natural Round Teal Blue-Green Parti Sapphire 1.54ct – Loose Sapphire Gemstone
Quick Overview – Round Teal Blue-Green Parti Sapphire 1.54ct
This natural round teal sapphire weighs 1.54 carats and displays a beautiful mix of blue and green, often described as a mermaid sapphire or peacock sapphire. Sold as a loose sapphire gemstone, it is ideal for a custom engagement ring, right-hand ring or pendant for buyers in the USA, Australia and Europe.
- Natural teal blue-green parti sapphire – round cut
- Weight: 1.54ct loose gemstone (not set in a ring)
- Clarity: VVS – very clean with excellent brilliance
- Colour: Teal green with blue-green parti zoning
- Untreated (no heat) natural sapphire with certificate
This round teal sapphire combines deep blue and lush green tones in a single crystal, creating the highly sought-after blue green sapphire look. Natural colour zoning (parti effect) gives the gem character and movement, shifting as it catches the light – a style often nicknamed mermaid sapphire or peacock sapphire.
The classic round cut enhances sparkle and symmetry, making this stone a perfect centrepiece for a custom engagement ring or statement ring. As a loose gemstone, it offers full flexibility for you and your jeweller to create a one-of-a-kind design.
Stone Information
- Identification: Natural Sapphire
- Species: Natural Corundum
- Variety: Teal / Blue-Green Parti Sapphire
- Shape & Cut: Round
- Clarity: VVS (very, very slightly included)
- Weight: 1.54 carats
- Colour: Teal Green – Blue Green mix
- Dimensions: 6.50 × 4.50 mm
- Treatment: Untreated / No Heat
- Birthstone: September
Seller’s comments: A very clean stone with excellent transparency and brightness. As with all genuine natural sapphires.
This sapphire comes with a certificate from an authorised gemologist, confirming its natural origin and key characteristics.
Loose Sapphire for Custom-Made Jewelry
This listing is for a loose sapphire. It does not come set in a ring. It is perfect for customers who want to design their own:
- Teal sapphire engagement ring
- Unique right-hand or anniversary ring
- Modern solitaire or halo design
- Elegant teal sapphire pendant
We can custom-make a setting for you in yellow gold, rose gold, white gold or platinum, with optional diamond or white sapphire accents.
Mermaid & Peacock Sapphire Colour
The blue-green mix in this stone is often referred to as mermaid sapphire or peacock sapphire, thanks to its ocean-like hues and shimmering colour zoning. This style of teal sapphire has become especially popular in the USA, Australia and Europe among buyers who want something more unique than a traditional blue sapphire.
Each parti sapphire is different, so no two stones are exactly alike. This makes your round teal sapphire a truly individual choice that reflects personality, creativity and a love for rare gemstones.
Durability & Everyday Wear
Sapphire has a hardness of 9 on the Mohs scale, which makes it one of the most durable coloured gemstones. This teal blue green sapphire is suitable for everyday wear in an engagement ring or signature piece when set securely.
Worldwide Shipping – USA, Australia & Europe
We ship worldwide with tracked and insured delivery, including to the United States, Australia, the United Kingdom and across Europe. Buyers are responsible for any customs duties or import taxes that may apply in their country.
Important Notes
- Colour: Slight variations in colour may appear under different lighting (daylight, indoor light, studio light). This is normal for natural teal and parti sapphires.
- Loose Gemstone: This listing is for the gemstone only. Custom settings and finished jewelry are available on request.
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Frequently Asked Questions (FAQ)
Is this a natural teal sapphire?
Yes. This is a natural sapphire with teal blue-green parti colour. It is not lab-grown or synthetic.
What does “parti sapphire” mean?
A parti sapphire displays two or more colours in the same stone at the same time, often blue and green or yellow. This gem shows a mix of teal green and blue, which is why it is sometimes called a mermaid or peacock sapphire.
Is this stone already set in a ring?
No. This is a loose gemstone. It is supplied unset, so you can create your own custom ring or pendant.
Is a 1.54ct round sapphire suitable for an engagement ring?
Yes. A 1.54ct round sapphire makes a beautiful and impactful centre stone, with a great balance between size, presence and everyday wearability.
If you would like design ideas or a quote for a custom setting for this round teal sapphire loose gemstone, please contact us and our team will be happy to help.








