Premium Lab-Created Opal & Gemstone Materials
Your trusted global B2B supplier of Bello Opal (Premium Lab-Grown Opal) and Oparex (Innovative Lab-Created Imitation Opal). We provide jewelry manufacturers, designers, and wholesalers with high-durability, sustainable and innovative materials that surpass natural stones in color, stability, and creative potential.


OPAREX NEBULA OPAL
Simulates color effect that looks like nebula or aurora
Our Opal Collection
Discover the most colorful gemstone in the world.
Unlock infinite possibilities with our ethical collections. From classic fire to celestial patterns, we provide the perfect gemstones to elevate your creations.

BELLO GALAXY OPAL
Chemically identical to natural opal

BELLO JELLY OPAL
Showcases opal beauty in translucent color tone

BELLO OPAL
Unfolds "Play of color" sparkles in over 96 colors

OPAL MOSAIC STONE
Displays beauty of opal mosaic in a creative way
Versatility
Quality Opal Supplies for Modern Designers.
Explore our best-selling range of cuts and raw materials. From cabochons to crushed stones, find the perfect ethical opal to fuel your next big project.
Think out of the box
Design with opal is fun and fashionable
Let’s realize your infinite imagination in the reverie of our opals!
Your Benefits
Grow your sustainable business with our opals
To lead in the fast-growing eco-conscious gemstone industry, scale your business with our innovative material solutions. We transform opal from a 'fragile luxury' into a high-performance material through our two signature materials: Bello Opal (Premium Lab-Grown Opal) and Oparex (Innovative Lab-Created Opal). By combining the exotic beauty of the world’s most colorful gemstones with the industrial reliability required for global manufacturing, we provide stability and creative freedom essential for modern jewelry and industrial design.
Eco Conscious
Our opals are produced in a controlled environment and without any mining process.
Quality
Our opals can offer more consistent quality and color than natural opal. At the same time resembling its beauty.
Value
Now you can enjoy the play-of-color of our opals at just a fraction of the natural precious opal’s price.
Why SANWA
PROBABLY ONLY SANWA CAN SATISFY YOU IN ALL ASPECTS
Sanwa offers unrivaled experience in developing innovative design projects using Bello Opal and Oparex for jewelry and industrial applications. We understand that your success depends on three indispensable pillars: superior material quality, an uninterrupted sustainable supply, and 30 years of manufacturing excellence.
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Commitment to the Highest Global Standards.

Identification Endorsement

RoHs Compliant

REACH Compliant

Proposition 65 Compliant
Insights
Master the Art and Science of Opals
FAQ
Customer Service
If you have any comments towards Sanwa's product, service and website information, please contact by email [email protected]
View MoreWhat is the most common difference among all simulant opals?
They differ in fire pattern, hardness, heat resistance, and price point. Send us your specifications and we will recommend the best fit.
What is the unique feature of lab-grown opal?
Lab-grown opal is the only man-made opal which has vertical fire pattern, the unique growth pattern. For cabochon or sheet product, you can easily observe if there is any columnar structural growth horizontally.
Will lab-grown opal quality change over time?
No. Sanwa lab-created opals are colour-stable and do not fade, dehydrate, or cloud over time when handled normally.
Can I use lab-grown synthetic opal in glass blowing art?
Yes — Our galaxy opal heat-resistant grades withstand high temperatures and can be used in glass art and lampwork.
Will jewelry plating process damage the quality of lab-grown synthetic opal?
Bello Opal, Bello Jelly Opal and Bello Galaxy Opal, which are classified as high quality lab-grown synthetic opal, will not be damaged by jewelry plating process.
How to place an order?
Browse the showroom, add items to your enquiry cart, then submit the form on the Inquiry page. Our sales team responds within 2 working days.
Important Notes: All image and contents on this website would be property of Sanwa. Any usage for commercial purpose have to be authorized by Sanwa.

Ready to Source Premium Materials?
Browse our digital showroom, add products to your enquiry, and submit the form. Our team responds within 2 working days.
Browse ShowroomReady To Redefine Your Designs With The World's Most Colorful Materials?
Contact our experts for a professional consultation to bring your unique design concepts to life.
























