Cali · Cut · Color Diamonds
Where Vision Becomes
Timeless Brilliance
Natural yellow & pink diamond jewelry — crafted through patented C-Cube innovation and generations of artisan expertise.
Curated Excellence
Featured Collections
Each collection tells a distinct story — from romantic florals to celestial brilliance — united by our signature C-Cube diamond artistry.
Luxuria
Opulent designs celebrating radiant fancy color diamonds in their most magnificent form.
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Flora
Nature-inspired silhouettes adorned with delicate clusters of natural color diamonds.
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Astra
Celestial motifs capturing the ethereal beauty of light through patented diamond clusters.
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Classic
Timeless elegance reimagined with C-Cube technology for enduring sophistication.
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Cosmic Pink & Yellow
A bold celebration of natural fancy color diamonds in vivid pink and golden yellow hues.
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Regale & DGP
Regal statement pieces and distinguished designs for the most discerning clientele.
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Jewelry Categories
Rings, necklaces, earrings, bracelets, and bridal pieces — each finished on front and back with meticulous attention to detail.
Our Story
A Journey From Holy Vision to Reality
Almost a decade ago, Mr. Mahesh Kakadiya envisioned making natural fancy color diamonds — among the world's most precious gems — accessible through artistic, affordable jewelry with unique sparkle for communities worldwide.
That vision became C-Cube Diamond — a patented process of cutting and assembling diamonds into composite stones with enhanced brilliance and shade.
Discover Our Heritage
Manufacturing Excellence
Patented Innovation at Scale
Our R&D team invented the process of cutting and assembling diamonds to form composite stones with enhanced brilliance — granted patents in the USA, Australia, Japan, and Russia.
Explore Manufacturing
Design & Craftsmanship
Finished by Master Artisans
Every piece is crafted with high-precision technology and finished by experienced craftsmen — polished on both front and back, reflecting our commitment to wearable perfection.
Our CraftsmanshipThe C³ Difference
Why Choose C³ Diamonds
Patented C-Cube Technology
Unique pie-cut fancy shapes with invisible cluster settings delivering enhanced brilliance unavailable elsewhere.
Natural Fancy Color Diamonds
Exclusively natural pink, yellow, blue, and orange diamonds — never lab-grown — with intensified spectrum through micro-faceting.
IGI & GIA Certified
Every C³ jewelry piece carries internationally recognized certification for complete peace of mind.
Conflict-Free Sourcing
Ethical manufacturing and responsible sourcing practices underpin everything we create.
Trust & Assurance
Certifications & Patents
Internationally granted patents and gemological certifications validate our innovation and quality.
United States
Japan
Australia
Client Voices
Trusted Worldwide
"The brilliance of C-Cube diamonds is unlike anything we have presented to our clientele. A true innovation in fancy color jewelry."
— International Jewelry Distributor
"Exceptional craftsmanship and consistent quality. SKSM has been a valued manufacturing partner for our premium collections."
— Luxury Brand Partner
"Delight in the beauty of natural fancy color diamonds — C³ makes the extraordinary accessible without compromising on artistry."
— Private Client
Insights
Latest News
Understanding C-Cube Diamond Technology
Discover how our patented pie-cut cluster process creates larger appearances with enhanced brilliance.
The Art of Natural Fancy Color Diamonds
Why natural pink and yellow diamonds remain the pinnacle of colored gemstone luxury.
SKSM Heritage: From Vision to Global Presence
The story behind Mahesh Kakadiya's mission to democratize fancy color diamond jewelry.
Questions
Frequently Asked Questions
C-Cube is our patented process of cutting and assembling natural diamonds into composite stones with enhanced brilliance and shade, creating larger appearances through precision micro-faceting and invisible cluster settings.
We exclusively use natural fancy color diamonds. Our philosophy centers on the rarity, beauty, and enduring value that only natural gemstones provide.
Our website is a brand portfolio and showcase. We welcome business inquiries from retailers, distributors, and private clients through our contact page.
All C³ jewelry carries IGI or GIA certificates of authenticity. Our manufacturing process holds patents in multiple countries including the USA, Japan, and Australia.