Lab Grown Diamond Manufacturers in Surat Direct from the Source
Get certified IGI/GIA lab-grown diamonds at wholesale prices without the markup. Ethical, sustainable, and customized to your specifications.
Our Product Range
From loose lab-grown diamonds to custom jewelry - explore our complete collection crafted with precision and certified authenticity
Lab-Grown Diamonds
Premium quality loose stones available in various sizes, colors, and clarity grades
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Colored Diamonds
Stunning pink, yellow, blue, and orange CVD diamonds for unique designs
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Fancy Shapes & Custom
Solitaires, melee, pointers, and custom-cut diamonds to your exact specifications
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CVD Diamonds
Chemical Vapor Deposition diamonds with exceptional quality and purity
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Diamond Jewelry
Exquisite rings, necklaces, and earrings crafted with lab-grown diamonds
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Live Inventory
Access our real-time stock database for immediate availability and bulk orders
Explore CollectionWhy Choose Caratline Diamond
Direct manufacturer pricing, certified quality, and ethical sourcing—everything you need from a trusted diamond partner
IGI/GIA Certified
Every diamond comes with internationally recognized certification, ensuring authenticity and quality standards you can trust.
Direct from Manufacturer
Skip the middleman. As manufacturers based in Surat , we offer wholesale prices for retailers and jewelers.
Ethical & Sustainable
Lab-grown diamonds with minimal environmental impact. Conflict-free and ethically produced using advanced CVD technology.
Custom Manufacturing
Need specific sizes, colors, or cuts? We manufacture diamonds to your exact specifications with precision and care.
Type IIa Quality
Our lab-grown diamonds match the highest purity standards, with exceptional clarity and brilliance in every stone.
B2B Partnership
Reliable supply for jewelers and retailers with bulk order support, competitive pricing, and consistent quality.
Ready to Partner with Us?
Whether you need bulk orders, custom specifications, or want to explore our inventory—we're here to help. Send us an inquiry and our team will respond within 24 hours.