This 29.45ct Natural Boulder Opal from Winton, Queensland, features an electrifying palette of royal blue and emerald green over a warm earthy matrix. The broad flash pattern dances across the surface, shifting under the light with vibrant intensity. Its generous size and naturally sculpted freeform shape make this a standout centerpiece for high-end jewelry or a premium collectorโs piece.
โจ Features & Benefits:
โจ 100% Natural Solid Boulder Opal โ Responsibly sourced from Winton, Australia
โจ Vibrant Blue-Green Color Play โ Broad flashes light up across polished stone
โจ Bold Statement Size โ 29.45ct of solid opal perfect for bespoke jewelry
โจ Freeform Shape โ Naturally contoured and organically beautiful
โจ Collector's Gem โ Rare size and vivid color, ideal for showcasing or investing
โจ October Birthstone โ Symbolic of hope, creativity, and emotional clarity
โจ Eligible for Payment Plan โ Flexible option for designers and collectors
About Boulder Opals
Boulder Opal is a beautiful type of precious opal that is unique to Queensland, Australia. Boulder Opal is usually found in Ironstone, but sometimes found in sandstone which is referred to as Pipe Boulder Opal or Crystal Opal. Boulder opal is popularly used in pendant necklace designs, as well as in rings by jewelers around the world. Read more here about boulder 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 ourย Shipping Policyย page for more information.
7 day return and refund policy.
Please view ourย Return and Refundย 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.
29.45ct Natural Boulder Opal Large
USD $1,115
100% Natural Boulder Opal
Weight: 29.45 ct
Dimensions: 34×16.5×6 mm
Source: Winton, QLD, Australia
In stock
This 29.45ct Natural Boulder Opal from Winton, Queensland, features an electrifying palette of royal blue and emerald green over a warm earthy matrix. The broad flash pattern dances across the surface, shifting under the light with vibrant intensity. Its generous size and naturally sculpted freeform shape make this a standout centerpiece for high-end jewelry or a premium collectorโs piece.
โจ Features & Benefits:
โจ 100% Natural Solid Boulder Opal โ Responsibly sourced from Winton, Australia
โจ Vibrant Blue-Green Color Play โ Broad flashes light up across polished stone
โจ Bold Statement Size โ 29.45ct of solid opal perfect for bespoke jewelry
โจ Freeform Shape โ Naturally contoured and organically beautiful
โจ Collector's Gem โ Rare size and vivid color, ideal for showcasing or investing
โจ October Birthstone โ Symbolic of hope, creativity, and emotional clarity
โจ Eligible for Payment Plan โ Flexible option for designers and collectors
About Boulder Opals
Boulder Opal is a beautiful type of precious opal that is unique to Queensland, Australia. Boulder Opal is usually found in Ironstone, but sometimes found in sandstone which is referred to as Pipe Boulder Opal or Crystal Opal. Boulder opal is popularly used in pendant necklace designs, as well as in rings by jewelers around the world. Read more here about boulder 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 ourย Shipping Policyย page for more information.
7 day return and refund policy.
Please view ourย Return and Refundย 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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USD $580
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USD $295
2.47 ct Natural Boulder Opal
USD $238
Green Oval Boulder Opal 32.8 ct
USD $1,200
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