Black Opal 5.91 ct
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Midnight Flare Black Opal

This 5.91ct Natural Black Opal from Lightning Ridge, Australia is an extraordinary gemstone that captures the raw energy of the earth in radiant neon fire. Saturated flashes of electric blue, rich violet, and green blaze across a dark base tone, giving this opal its unmistakable allure and high collector value.

Hand-polished into an elegant teardrop cabochon, this opal is ready to become the centerpiece of a luxury jewelry design—perfect for rings, pendants, or one-of-a-kind bespoke pieces. Lightning Ridge black opals are the rarest and most sought-after opals in the world, known for their striking contrast and luminous fire.

The vivid color movement within this gem makes it both a visual spectacle and a highly desirable collectible. Its high dome and clean cut enhance the fire from every angle, showcasing nature’s artistry in mineral form.

Ideal for gemstone investors, jewelry designers, or opal collectors looking for a top-tier stone, this 5.91ct Lightning Ridge black opal is nothing short of exceptional.

Features & Benefits:
✨ Natural Solid Black Opal – Direct from Lightning Ridge, Australia
✨ Neon Blue & Green Fire – Intense color saturation and motion
✨ Polished Teardrop Cabochon – Perfectly cut for high-end custom jewelry
✨ Rare Lightning Ridge Opal – Untreated and one-of-a-kind
✨ October Birthstone – Symbolizes clarity, intuition, and emotional strength

About Black Opals

Black Opal is the most rarest type of Opal, only found in a very few places in the world (mainly Lightning Ridge in NSW, Australia however some has been found in Mintabie and other small mine sites). Black Opal is non transparent. If you shine light onto it you will not be able to see through the Opal. It is made up of potch and magnificent colours and patterns. Because Black Opal is so rare and also so beautiful, it is the most expensive type of Opal you will find. Read more here about black opals

Please be aware that slight color variations in our opals may occur due to differences in screen configurations.

Registered Shipping $15 under $200
Free Registered Shipping over $201
Free Worldwide EMS Express Shipping over $1000
Free Worldwide FedEx Shipping over $6500
Extra Cost $25 EMS Shipping Upgrade under $200
Extra Cost $10 EMS Shipping Upgrade under $999
Extra Cost $100 FedEx Shipping Upgrade under $6499
All shipping includes complimentary insurance.
Please view our Shipping Policy page for more information.

7 day return and refund policy.
Please view our Return and Refund page for more information.

We offer a lifetime guarantee for natural cracks that may form in our opals. There is a very low chance that this can happen, however occasionally it might. Our guarantee excludes any opals sold with existing fractures.
Please view our Terms and Conditions.

Australian Opals do not change their appearance after exposure to heat / climate / humidity / water.
An Australian Opal will not be damaged when exposed to light chemicals such as dishwashing detergent or hand soap. You should not however expose your opal to hasher chemicals such as bleach or ammonia.
They are however susceptible to cracking if knocked hard enough. If wearing your opal set in a ring you should always be careful that it is not knocked during physical activities.
If undertaking some form of sport or manual labour, please take off your ring or other opal jewelry so that it is not damaged.

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5.91ct Natural Black Opal – Vivid Neon Blue & Green

USD 5,075

Opal Details:

Type: Natural, Solid, Untreated Black Opal

Origin: Lightning Ridge, Australia

Dimensions: 19.5×8.5×5mm (approx.)

Weight: 5.91ct (approx.)

Save 5% with International Bank Transfer

This Opal is eligible to purchase on a Payment Plan

In stock

SKU: XX1417

Midnight Flare Black Opal

This 5.91ct Natural Black Opal from Lightning Ridge, Australia is an extraordinary gemstone that captures the raw energy of the earth in radiant neon fire. Saturated flashes of electric blue, rich violet, and green blaze across a dark base tone, giving this opal its unmistakable allure and high collector value.

Hand-polished into an elegant teardrop cabochon, this opal is ready to become the centerpiece of a luxury jewelry design—perfect for rings, pendants, or one-of-a-kind bespoke pieces. Lightning Ridge black opals are the rarest and most sought-after opals in the world, known for their striking contrast and luminous fire.

The vivid color movement within this gem makes it both a visual spectacle and a highly desirable collectible. Its high dome and clean cut enhance the fire from every angle, showcasing nature’s artistry in mineral form.

Ideal for gemstone investors, jewelry designers, or opal collectors looking for a top-tier stone, this 5.91ct Lightning Ridge black opal is nothing short of exceptional.

Features & Benefits:
✨ Natural Solid Black Opal – Direct from Lightning Ridge, Australia
✨ Neon Blue & Green Fire – Intense color saturation and motion
✨ Polished Teardrop Cabochon – Perfectly cut for high-end custom jewelry
✨ Rare Lightning Ridge Opal – Untreated and one-of-a-kind
✨ October Birthstone – Symbolizes clarity, intuition, and emotional strength

About Black Opals

Black Opal is the most rarest type of Opal, only found in a very few places in the world (mainly Lightning Ridge in NSW, Australia however some has been found in Mintabie and other small mine sites). Black Opal is non transparent. If you shine light onto it you will not be able to see through the Opal. It is made up of potch and magnificent colours and patterns. Because Black Opal is so rare and also so beautiful, it is the most expensive type of Opal you will find. Read more here about black opals

Please be aware that slight color variations in our opals may occur due to differences in screen configurations.

Registered Shipping $15 under $200
Free Registered Shipping over $201
Free Worldwide EMS Express Shipping over $1000
Free Worldwide FedEx Shipping over $6500
Extra Cost $25 EMS Shipping Upgrade under $200
Extra Cost $10 EMS Shipping Upgrade under $999
Extra Cost $100 FedEx Shipping Upgrade under $6499
All shipping includes complimentary insurance.
Please view our Shipping Policy page for more information.

7 day return and refund policy.
Please view our Return and Refund page for more information.

We offer a lifetime guarantee for natural cracks that may form in our opals. There is a very low chance that this can happen, however occasionally it might. Our guarantee excludes any opals sold with existing fractures.
Please view our Terms and Conditions.

Australian Opals do not change their appearance after exposure to heat / climate / humidity / water.
An Australian Opal will not be damaged when exposed to light chemicals such as dishwashing detergent or hand soap. You should not however expose your opal to hasher chemicals such as bleach or ammonia.
They are however susceptible to cracking if knocked hard enough. If wearing your opal set in a ring you should always be careful that it is not knocked during physical activities.
If undertaking some form of sport or manual labour, please take off your ring or other opal jewelry so that it is not damaged.

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