Finding the right diamond manufacturer in India can feel overwhelming—after all, your reputation and profits hinge on quality and trust. With hundreds of factories claiming to be the best, how do you really know who delivers brilliance, consistency, and fair prices? Choosing the right supplier means better craftsmanship, reliable delivery, and peace of mind. It’s the difference between anxious guesswork and confident growth. Ready to discover India’s top diamond companies? Let’s explore the leaders bringing sparkle to your business!

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Kiran Gems | World’s Largest Manufacturer of Natural Polished Diamonds

Product Details:
Kiran Gems specializes in the manufacturing and export of polished diamonds, offering a variety of diamond shapes, sizes, and qualities. The company provides both loose and jewelry-mounted diamonds for global clientele, catering to wholesalers, retailers, and jewelry manufacturers.

Technical Parameters:
– Diamonds available in multiple shapes including round, princess, marquise, pear
– Sizes range from 0.18 carats up to 3.0 carats and above.
– Graded diamonds based on the 4Cs: Cut, Color, Clarity, and Carat-weight.
– Supplying both loose diamonds and pre-set diamond jewelry.

Application Scenarios:
– Wholesale distribution to global diamond and jewelry traders.
– Supply to jewelry manufacturers for use in rings, necklaces, and other luxury
– Direct supply to branded retail jewelry chains.

Pros:
– Consistent and reliable quality control throughout the manufacturing process.
– Wide variety of diamond shapes and sizes cater to diverse customer needs.
– High-volume supply capacity supports large-scale clients.

Cons:
– Primarily focused on B2B transactions, with limited direct-to-consumer
– Limited information about customizable or small-volume orders for niche

17 Biggest Lab Grown Diamonds Manufacturers in India

Product Details:
Lab-grown diamonds produced using advanced technology, available in various shapes, sizes, and colors, offered as loose stones or finished jewelry (including engagement rings, wedding rings, and unique animal shapes), with options for custom orders and certified stones.

Technical Parameters:
– Diamonds up to 27 carats (world record by Green Lab)
– Capability to produce hundreds of diamonds per order
– Use of CVD (Chemical Vapor Deposition) technology (mentioned for Rohin Diamonds)
– Use of recycled metals in jewelry production (Krystal Grown Diamonds)

Application Scenarios:
– Luxury jewelry (including engagement and wedding rings)
– Wholesale supply to jewelers and international markets (Europe, USA, UK, UAE,
– Custom-shaped diamonds, including animal forms
– Buyback programs for lab-grown diamonds (Fiona Diamonds)

Pros:
– Environmentally conscious production with efforts toward zero carbon emissions
– High customization—diamonds can be made to any size, shape, and quantity,
– Reliable large-scale manufacturing and international export capabilities
– Competitive pricing and increasing global demand facilitated by government

Cons:
– Perceived lack of resale value for lab-grown diamonds (though some
– Market and pricing volatility may impact speed of industry growth

Shivam Jewels | Diamond Manufacturing Company in India

Product Details:
Shivam Jewels offers importing, processing, and exporting of diamonds, specializing in a wide variety of shapes and colors, ranging from 0.18 carat to over 10 carats. Their services include diamond procurement from Belgium and Botswana, in-house grading, cutting, polishing, and digital inventory access via their app and website.

Technical Parameters:
– Diamonds available in various shapes and colors
– Carat range: 0.18 to over 10 carats
– In-house comprehensive grading system detailing inclusions, defects, and other
– Utilizes advanced machine learning and AI in their digital platform for product

Application Scenarios:
– Diamond sourcing and purchasing for jewelry manufacturers or traders
– Clients requiring consistent inventory updates and notifications for new
– Customers seeking detailed transparency and quality control in diamond
– Bulk diamond orders for export to markets such as USA, Hong Kong, China, and

Pros:
– Wide product range and stringent quality control with advanced technology
– Comprehensive transparency due to detailed grading reports and in-house systems
– Dedicated mobile App with AI for inventory alerts, product recommendations, and
– Strong focus on client satisfaction and long-term relationship building

Cons:
– No mention of certifications from international grading labs (e.g., GIA, IGI),
– Potential limitation on diamond sourcing to the specified procurement partners
– App/smart digital services may exclude users less comfortable with technology
– Lack of directly stated bespoke or custom design services

Best Diamond Manufacturing In India | Asian Star

Lab Grown Diamond Manufacturer & Wholesaler India | Rahi Impex

Product Details:
Rahi Impex specializes in the manufacturing and wholesale of lab-grown diamonds, including CVD (Chemical Vapor Deposition) diamonds, colored lab-grown diamonds (such as pink, yellow, orange, blue, purple, green, red, black), fancy shape diamonds, polished diamonds, and lab-grown diamond jewellery. Offerings are available as loose stones and as finished jewelry pieces.

Technical Parameters:
– Lab-grown diamonds available in various shapes, sizes, and colors (including
– Produced using advanced technology focusing on the 4Cs (Cut, Color, Clarity,
– Diamonds are manufactured using CVD (Chemical Vapor Deposition) methods
– State-of-the-art technology ensures high standards of quality

Application Scenarios:
– Used in fine jewelry, including solitaires and custom jewelry pieces
– Wholesale supply for retailers, jewelers, and other diamond businesses
– Suitable for sustainable luxury markets and ethical jewelry buyers

Pros:
– Pure, ethical, and affordable alternative to natural diamonds
– Environmentally friendly and sustainable production methods
– Wide selection of shapes, sizes, and colors for customization
– Consistent quality ensured through advanced manufacturing techniques

Cons:
– Some consumers may prefer natural diamonds for traditional or sentimental
– Market perception challenges compared to mined diamonds

Top 10 Lab-Grown Diamond Manufacturers in India

Product Details:
Emori offers a diverse range of lab-grown diamond jewelry, including rings (for men, women, and couples), earrings, pendants, necklaces, mangalsutras, bracelets, and customized jewelry. The collection features various jewelry styles such as engagement rings, solitaire rings, daily wear pieces, gemstone and chevron rings, as well as gifting options for different occasions.

Technical Parameters:
– Lab-grown diamonds available in different carat sizes (e.g., 0.5 carat, 1 carat
– Jewelry options include rings, earrings, pendants, necklaces, bracelets, and
– Availability of both men’s and women’s designs
– Customisation service for personalized pieces

Application Scenarios:
– Daily wear jewelry
– Engagements, weddings, and special occasions
– Gifting for birthdays, anniversaries, and festive events
– Personalized or custom-designed jewelry orders

Pros:
– Wide variety of jewelry styles and categories to choose from
– Option for customization to meet personal preferences
– Availability of lab-grown diamonds in multiple carat sizes
– Targeted gifting options for different recipients and occasions

Cons:
– No detailed diamond grading or specific material specifications provided
– Limited technical information about the sourcing or certification of diamonds

Hari Krishna Exports – Diamond Manufacturer in India

Product Details:
Cut and polished natural diamonds, certified and non-certified stones in 9+ shapes; branded jewelry under the KISNA retail brand; innovative diamond jewelry pieces including rings, earrings, pendants, necklaces, and bracelets; one-step solution from polished diamonds to branded jewelry.

Technical Parameters:
– Over 50,000 certified stones available
– Diamonds available in 9+ shapes
– State-of-the-art manufacturing unit in 45 acres
– Direct sourcing from 4 mines

Application Scenarios:
– Retail sale of diamond jewelry in India and overseas via KISNA stores
– Wholesale supply of diamonds to jewelry manufacturers and retailers
– Custom diamond jewelry design and manufacturing
– Use by luxury consumers seeking certified, ethically sourced diamonds

Pros:
– Ethical and responsible sourcing and mining practices
– Large, skilled workforce of 8,000+ employees and dedicated sales teams
– Fair and fixed price policy with 24/7 sales service
– Fastest buying application and blockchain process for transparency

Cons:
– Focus on natural diamonds may limit options for customers seeking lab-grown
– Extensive processing may add to final costs compared to direct-to-consumer or

Venus Jewel – Diamond Manufacturing Process

Product Details:
Venus Jewel is a leading manufacturer of premium, polished natural diamond solitaires. They offer exclusive, naturally mined diamonds with a focus on superior craftsmanship, quality, and transparency. Their offerings cater to luxury brands, wholesalers, retailers, and bespoke jewelry creators worldwide.

Technical Parameters:
– Premium, naturally mined, polished diamond solitaires
– Light performance assessment for diamonds
– Pairing and matching availability (Matched Pair service)
– In-house diamond grading system

Application Scenarios:
– High-end luxury jewelry manufacturing
– Retail and wholesale distribution of natural diamonds
– Customization of bespoke diamond jewelry pieces
– Supplying diamonds for engagement rings and special occasions

Pros:
– Commitment to ethical sourcing and sustainability
– Renowned for innovation and high product quality since 1969
– Transparency and customer-centric business practices
– Trusted supplier to prominent global luxury brands

Cons:
– Focus exclusively on natural diamonds (may not cater to lab-grown diamond
– Company details do not mention price competitiveness or affordability

Top Diamond Companies and Brands in India – Everyday

Product Details:
The company specializes in lab-grown diamond jewelry, offering a range of modern, sustainable and affordable diamond products including rings, earrings, necklaces, and bracelets.

Technical Parameters:
– Lab-grown diamonds certified by recognized gemological institutes
– Products available in a variety of carat weights, cuts, and settings
– Made using advanced CVD and HPHT technology
– Jewelry crafted with ethically sourced gold and platinum settings

Application Scenarios:
– Everyday wearable diamond jewelry for personal use
– Gifting for special occasions such as weddings, engagements, and anniversaries
– Eco-conscious consumers seeking sustainable luxury
– Fashion-forward individuals looking for affordable diamond options

Pros:
– Eco-friendly and sustainable alternative to mined diamonds
– More affordable pricing compared to natural diamonds
– Certified by reputed gemological laboratories
– Available in trendy, contemporary designs

Cons:
– Some traditional buyers may still prefer natural diamonds
– Perceived resale value may be lower than that of mined diamonds

Vidhi Gems LLP – Diamond Manufacturing Company

Product Details:
Vidhi Gems LLP manufactures natural diamonds, specializing in single-cut and full-cut diamonds renowned for their quality, craftsmanship, ethical sourcing, and independent certification.

Technical Parameters:
– Single-cut diamonds: usually 17 or 18 facets, hand-crafted for a clean and
– Full-cut diamonds: typically 57 or 58 facets, featuring intricate faceting to
– All diamonds independently graded with detailed reports (covering 4Cs: cut,
– Diamonds are conflict-free and sourced through ethical channels

Application Scenarios:
– Jewelry manufacturing (solitaires, accent stones, luxury pieces)
– High-quality diamond retail
– Use in custom or bespoke jewelry for refined elegance or maximum brilliance

Pros:
– Long-standing industry expertise (38+ years) with skilled artisans
– Strict ethical sourcing and quality assurance for conflict-free diamonds
– Transparent certification with independent gemological grading reports
– Wide selection in single-cut and full-cut diamonds for varied aesthetic

Cons:
– Focus is exclusively on natural diamonds—does not cater to lab-grown diamond
– Custom information or product selection guidance may require extensive customer

Comparison Table

Company	Product Details	Pros	Cons	Website
Kiran Gems	World’s Largest Manufacturer of Natural Polished Diamonds	Kiran Gems specializes in the manufacturing and export of polished diamonds,	Consistent and reliable quality control throughout the manufacturing process	Primarily focused on B2B transactions, with limited direct-to-consumer
17 Biggest Lab Grown Diamonds Manufacturers in India	Lab-grown diamonds produced using advanced technology, available in various	Environmentally conscious production with efforts toward zero carbon emissions	Perceived lack of resale value for lab-grown diamonds (though some	lgdmagazine.media
Shivam Jewels	Diamond Manufacturing Company in India	Shivam Jewels offers importing, processing, and exporting of diamonds,	Wide product range and stringent quality control with advanced technology Compre	No mention of certifications from international grading labs (e.g., GIA, IGI),
Best Diamond Manufacturing In India	Asian Star
Lab Grown Diamond Manufacturer & Wholesaler India	Rahi Impex	Rahi Impex specializes in the manufacturing and wholesale of lab-grown diamonds	Pure, ethical, and affordable alternative to natural diamonds Environmentally	Some consumers may prefer natural diamonds for traditional or sentimental
Top 10 Lab-Grown Diamond Manufacturers in India	Emori offers a diverse range of lab-grown diamond jewelry, including rings (for	Wide variety of jewelry styles and categories to choose from Option for	No detailed diamond grading or specific material specifications provided Limited	emori.in
Hari Krishna Exports – Diamond Manufacturer in India	Cut and polished natural diamonds, certified and non-certified stones in 9+	Ethical and responsible sourcing and mining practices Large, skilled workforce	Focus on natural diamonds may limit options for customers seeking lab-grown	www.hk.co
Venus Jewel – Diamond Manufacturing Process	Venus Jewel is a leading manufacturer of premium, polished natural diamond	Commitment to ethical sourcing and sustainability Renowned for innovation and	Focus exclusively on natural diamonds (may not cater to lab-grown diamond	www.venusjewel.com
Top Diamond Companies and Brands in India – Everyday	The company specializes in lab-grown diamond jewelry, offering a range of	Eco-friendly and sustainable alternative to mined diamonds More affordable	Some traditional buyers may still prefer natural diamonds Perceived resale	everydaydiamonds.in
Vidhi Gems LLP – Diamond Manufacturing Company	Vidhi Gems LLP manufactures natural diamonds, specializing in single-cut and	Long-standing industry expertise (38+ years) with skilled artisans Strict	Focus is exclusively on natural diamonds—does not cater to lab-grown diamond	vidhigemsllp.com

Frequently Asked Questions (FAQs)

How do I verify if a diamond manufacturing company in India is legitimate?
Check if the company is registered with government authorities and industry bodies like the Gem & Jewellery Export Promotion Council (GJEPC). Request relevant certifications and business licenses, and look for reviews or testimonials from previous clients to ensure credibility.

What should I look for when evaluating a diamond manufacturer’s quality standards?
Ask about their diamond sourcing, cutting, and grading processes. Reputable factories follow international standards and often provide certification (like GIA or IGI) for their products. Visit their facility or request virtual tours and samples to assess craftsmanship.

Can I request custom diamond cuts or designs from Indian manufacturers?
Yes, most Indian diamond factories offer customization. Share detailed requirements (cuts, sizes, grades, shapes) and communicate clearly. Verify that the manufacturer has the technical expertise and equipment for your specific needs before placing a bulk order.

What is the typical minimum order quantity (MOQ) for diamond manufacturers in India?
MOQs vary by company and diamond type but generally range from a few dozen to several hundred pieces. Discuss your order size upfront, as some manufacturers are flexible, especially for new clients or unique projects.

How can I ensure ethical sourcing and conflict-free diamonds from Indian suppliers?
Choose manufacturers who comply with the Kimberley Process Certification Scheme and are transparent about their diamond sources. Ask for documentation and regular audits regarding their supply chain to ensure ethical practices.