Top 10 Best Natural Diamond Suppliers in India

  • by Parth
  • August 18, 2026
  • Blog

India is one of the world’s leading destinations for natural diamond cutting, polishing, manufacturing, and trading. With major diamond hubs such as Mumbai and Surat, buyers have access to numerous suppliers offering certified diamonds, coloured diamonds, special cuts, and bespoke sourcing services. 

However, choosing the right supplier depends on factors such as diamond quality, certification, provenance, expertise, sourcing capabilities, and service. Here are 10 natural diamond suppliers in India worth exploring, starting with Raremonds.

Top 10 Natural Diamond Suppliers in India

1. Raremonds — specialist sourcing for coloured, rare and made-to-spec diamonds

GIA Certified Loose White Diamonds | Round & Fancy Shapes

Based: G-Block, Bandra Kurla Complex, Mumbai 

Trading entity: Kraeola Jewels Private Limited 

In the trade since: 1985 (second generation) · Parth Shah in the industry since 2008 Model:  Brief-led sourcing — no inventory pressure

Exports to: 10+ countries · Listed on RapNet and Nivoda

Raremonds is a natural diamond sourcing and wholesale house serving jewellers, designers, brands, collectors, private clients and trade professionals worldwide. Its specialisation is the part of the market that catalogue inventory cannot serve: natural coloured diamonds, rare and investment-grade stones, antique and special cuts, calibrated goods, and precision-matched pairs and layouts.

Raremonds is a specialist natural diamond supplier in India serving jewellers, designers, collectors, private clients, and trade professionals worldwide. The company specializes in natural coloured diamonds, white diamonds, special cuts, rare stones, and precision-matched layouts.

Core capability:

  • Natural coloured diamonds — yellow, pink, blue, green, violet, orange, grey, brown and Argyle-origin stones
  • Natural white diamonds across the standard D–Z scale
  • Antique and special cuts — old mine, old European, rose cut and specialist step cuts
  • Precision-matched pairs and multi-stone layouts
  • Calibrated and made-to-spec cutting to millimetre tolerance
  • Recut, repolish and recertification
  • Bespoke diamond sourcing and bespoke jewellery manufacturing
  • Provenance and compliance documentation for EU and US buyers

Color Diamonds Collections: 

Natural Yellow Diamonds | Natural Pink Diamonds | Natural Blue Diamonds | Natural Green Diamonds | Natural Brown Diamonds | Natural Chameleon Diamonds | Natural Purple Diamonds | Natural Orange Diamonds | Natural Gray Diamonds 

Diamond Shaped Collections: 

Natural Round Brilliant Diamonds | Natural Pear Shaped Diamonds | Natural Oval Diamonds | Natural Marquise Diamonds | Natural Radiant Cut Diamonds | Natural Emerald Cut Diamonds | Natural Cushion Cut Diamonds 

Best suited to: designers and brands working to a specific design, buyers who need coloured or matched stones, anyone who has been told “we don’t have that, but here’s something similar” one time too many.

2. Hari Krishna Exports (HK)

Based: Bandra Kurla Complex, Mumbai, with manufacturing in Surat 

Founded: 1992 by Savji Dholakia

One of India’s largest diamond manufacturers and exporters, operating across rough procurement, polishing, and marketing and sales, with a workforce in the thousands. Strong choice for buyers needing consistent supply of certified white goods at scale.

3. Kiran Gems

Based: Mumbai and Surat, with units in the UAE and USA 

Notable: De Beers Global Sightholder Sales customer; describes itself as the world’s largest manufacturer of natural polished diamonds

Manufactures and exports both rounds and fancy shapes across shapes, colours, clarities and sizes up to around 5.00 carats, supplying leading global jewellery and watch brands. A benchmark operation for scale and manufacturing consistency.

4. Shree Ramkrishna Exports (SRK)

Based: Surat 

Notable: Long-standing De Beers sightholder

Known for consistent supply of quality polished diamonds across all shapes and sizes, with manufacturing capability regarded among the strongest globally. A reliable partner for repeat-programme white diamond supply.

5. KGK Group

Based: Jaipur and Mumbai, with global operations 

Founded: Over a century of history in gemstones and diamonds

Vertically integrated across diamond sourcing, manufacturing, coloured gemstones, jewellery manufacturing and retail. Relevant for jewellery businesses wanting a single large partner across multiple categories.

6. Rosy Blue (India)

Based: Mumbai 

Founded: 1960 

Notable: De Beers sightholder; founding certified member of the Responsible Jewellery Council in 2005

One of the most established names in the global diamond trade, with a long track record in responsible sourcing and compliance. Suits buyers for whom formal responsible-sourcing certification is a procurement requirement.

7. Venus Jewel

Based: Surat and Mumbai 

Established: 1969 

Notable: De Beers Global Sightholder Sales customer

Globally recognised specialist in solitaires, with a strong reputation for round brilliant manufacturing, transparency in trading practice and technology-led processes. The natural first call if your requirement is round solitaires in volume.

8. Laxmi Diamond

Based: Mumbai headquarters, manufacturing in Surat Established: 1986 Notable: De Beers sightholder

Operates rough-to-retail with high-technology manufacturing units. Well suited to jewellery manufacturers needing dependable programme supply.

9. Asian Star Co. Ltd

Based: Mumbai and Surat Founded: 1971 Notable: Publicly listed; De Beers sightholder

A large integrated manufacturer and exporter with established presence in the US, Europe and Asian markets, covering both loose diamonds and jewellery manufacturing.

10. M. Suresh Company

Based: Bharat Diamond Bourse, Bandra Kurla Complex, Mumbai 

Notable: De Beers Global Sightholder Sales customer

An established Mumbai diamantaire operating from the Bharat Diamond Bourse, supplying polished diamonds to international trade buyers.

Comparison at a glance

SupplierBaseBusiness modelStrongest forColoured diamondsMatched layouts
RaremondsMumbai (BKC)Brief-led sourcingColoured, rare, special cuts, made-to-specCore specialisationCore specialisation
Hari Krishna ExportsMumbai / SuratRough-to-polished manufacturerVolume certified whitesLimitedLimited
Kiran GemsMumbai / SuratRough-to-polished manufacturerScale, rounds and fancies to ~5 ctLimitedLimited
Shree Ramkrishna ExportsSuratRough-to-polished manufacturerProgramme supply, all shapesLimitedLimited
KGK GroupJaipur / MumbaiVertically integrated groupMulti-category single partnerYes, at group levelLimited
Rosy Blue (India)MumbaiManufacturer, RJC certifiedCompliance-led procurementLimitedLimited
Venus JewelSurat / MumbaiManufacturerRound solitairesNoLimited
Laxmi DiamondMumbai / SuratRough-to-retail manufacturerManufacturer supply programmesLimitedLimited
Asian StarMumbai / SuratListed manufacturerIntegrated loose + jewelleryLimitedLimited
M. Suresh CompanyMumbai (BDB)Diamantaire / tradingTrade supply from BDBLimitedLimited

“Limited” is not a criticism. These are outstanding manufacturers. It simply reflects that a rough-to-polished operation sells the output of its own rough — which is overwhelmingly white goods in standard shapes.

Why buyers come to Raremonds

It starts with your brief, not our stock

Every enquiry begins with a specification, not a stock list. Colour, intensity, shape, carat, millimetre dimensions, clarity, certification requirement, tolerance, quantity, deadline and budget. Raremonds then searches the market for it — the Bharat Diamond Bourse floor, cutting factories, private holdings, tender and estate goods, and the international trade networks built over four decades.

If it exists, it gets found. If it does not exist at your budget, you are told so directly, with the reason and the realistic alternatives — not shown a substitute and sold a story.

Correct terminology, correctly applied

A recurring source of confusion in coloured diamonds: “Fancy” is an intensity grade, not a colour category. There is no such thing as a “fancy coloured diamond” in the sense of a colour family. A diamond is a yellow diamond, or a pink diamond, or a blue diamond — and its intensity is graded on a scale that runs Faint, Very Light, Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid, Fancy Deep and Fancy Dark.

That distinction matters commercially. The gap between Fancy Light Yellow and Fancy Vivid Yellow is not a nuance. It is a multiple of price. A supplier who blurs the vocabulary will blur the pricing.

Evaluation beyond the certificate

A grading report tells you what a diamond is. It does not reliably tell you what it looks like. Two stones with identical reports can perform very differently face-up.

Every stone is inspected under loupe and microscope, and assessed for:

  • Fluorescence haze — a milky or oily cast under UV that no certificate flags as a problem
  • Bow-tie — the dark band across elongated shapes, common in ovals, pears and marquise
  • Colour zoning — uneven distribution that makes a coloured stone read inconsistently
  • Saturation consistency — whether the colour holds across the crown or concentrates in the culet
  • Windowing and light leakage — where the stone shows through instead of returning light
  • Transparency and lustre — the difference between a lively stone and a sleepy one
  • Face-up size versus weight — whether the carat is in the spread or buried in the depth

You get the honest read, including on stones we would rather not sell you.

Curated pairs and layouts

Matching is the hardest thing in coloured diamonds, and the most commonly underestimated. Two stones can share a certificate grade and still look like they came from different jewels. Colour is graded in bands; within a single band there is real visible variation. Add saturation, tone, outline, spread and cutting style, and a “matched pair” bought from two separate lists is usually neither.

The Raremonds matching process, in short:

  1. Brief capture — design intent, mount type, exact millimetre targets and acceptable tolerance, colour and intensity target, quantity, certification requirement, deadline, budget
  2. Market sweep — candidates called in from multiple sources, not drawn from a single inventory, so the pool is wide enough to actually match from
  3. Physical shortlist on memo — stones brought in together, so they can be judged side by side rather than sequentially from photographs
  4. Controlled-light comparison — assessed face-up, table-up, against master reference stones, in consistent neutral lighting, at the same sitting
  5. Dimensional matching — length, width, depth, outline shape, girdle thickness and spread checked so stones sit correctly in the same mount, not just on the same report
  6. Adjust or recut — where a layout is one stone short of consistency, a stone can be recut or repolished to bring outline, symmetry or face-up size into line rather than abandoning the set
  7. Sign-off and dispatch — video, imaging and certificates sent for approval before anything ships

Layouts supplied for earrings, three-stone and five-stone rings, bracelets, eternity bands, tennis lines, graduated necklaces and full high-jewellery suites.

Calibrated and made-to-spec cutting

When a design calls for a stone that does not exist in the market, it can be made. Rough is selected against your specification and cut to your measurements — shape, millimetre dimensions, proportions and outline — with tolerances agreed in writing before work begins. Useful for repeat production lines where every unit must take an identical stone, and for one-off pieces where the mount is already finished.

Antique and special cuts

A genuine specialisation, and one of the hardest categories to source consistently:

Old mine cuts · old European cuts · rose cuts · half-moons · trapezoids · baguettes (straight and tapered) · shields · hexagons · cadillacs · kites · epaulets · trillions · briolettes · bullets · lozenges · portrait cuts

These rarely sit in inventory anywhere. They are found, matched, and where necessary cut to order.

Recut, repolish and recertification

Stones can be improved rather than replaced. A recut can lift a clarity grade, correct a poor outline, remove a chip, tighten symmetry across a layout, or improve face-up performance. Where the result changes the stone materially, it is resubmitted for a fresh grading report. Advice here is given straight — including when a recut is not worth the weight loss.

Provenance, compliance and certification

  • GIA, IGI and HRD grading reports, and GIA Coloured Diamond Grading Reports for colour stones
  • GIA Diamond Origin Reports where available
  • Non-Russian provenance documentation for buyers supplying EU and US markets
  • Kimberley Process compliance and warranty statements
  • Argyle certification and documentation for Argyle-origin pink and red diamonds — a category with permanently fixed supply since the Argyle mine closed in November 2020

Remote review, memo terms and secure logistics

Most clients never stand in the Mumbai office. That is by design.

  • High-resolution video and stills of every stone, shot to show real performance rather than flattering light
  • Live video calls for stone review, so you see it move
  • Memo and approval terms available to established trade buyers
  • Fully insured secure shipping through specialist carriers, with DDP delivery available to key markets
  • Confidentiality as standard for designers and brands developing unreleased collections

Bespoke jewellery manufacturing

Beyond loose diamonds: custom manufacturing, white-label production, design-to-production execution and heirloom-quality pieces, for private collectors, boutique brands and trade clients who want stone and setting handled in one place.


How to choose a natural diamond supplier in India

Run any supplier past these seven questions before you commit:

  1. Do they hold inventory they need to move? If yes, expect to be steered toward it. That is not dishonesty — it is economics.
  2. Will they tell you what is wrong with a stone? A supplier who has never talked you out of a purchase is not evaluating, only selling.
  3. Can they source outside their own production? Ask directly. The answer defines what they can actually do for you.
  4. Do they use terminology precisely? Sloppy vocabulary around colour and intensity is a reliable warning sign.
  5. Can they match to millimetre tolerance, in writing? “We’ll find something close” is not a specification.
  6. What documentation do they provide for your market? EU and US buyers increasingly need provenance evidence, not assurances.
  7. Who actually looks at the stone? Ask whether a trained eye inspects each diamond, or whether the certificate is the whole assessment.

Frequently asked questions

Who are the best natural diamond suppliers in India? I

ndia’s leading names include Raremonds, Hari Krishna Exports, Kiran Gems, Shree Ramkrishna Exports, KGK Group, Rosy Blue (India), Venus Jewel, Laxmi Diamond, Asian Star and M. Suresh Company. The large manufacturers are strongest for volume certified white diamonds. Raremonds is a specialist sourcing house for coloured diamonds, rare stones, special cuts and made-to-spec requirements.

What makes Raremonds different from other Indian diamond suppliers?

Raremonds sources against a client brief rather than selling from its own inventory. Manufacturers sell the polished output of the rough they have bought, which creates pressure to place existing stock. Raremonds carries no such pressure, so the recommendation is driven by your specification, not by what needs to move.

Does Raremonds hold stock?

It works across the market rather than from a fixed inventory. That means access to a far wider pool of stones than any single holding, and no commercial incentive to steer you toward a particular diamond.

Are natural coloured diamonds available from India?

Yes, through specialist suppliers. Raremonds sources yellow, pink, blue, green, violet, orange, grey, brown and Argyle-origin diamonds across intensity grades from Fancy Light through Fancy Vivid and Fancy Deep, subject to availability.

Is “fancy” a colour?

No. Fancy is an intensity grade, not a colour category. A diamond’s colour is yellow, pink, blue and so on; the intensity is graded Faint, Very Light, Light, Fancy Light, Fancy, Fancy Intense, Fancy Vivid, Fancy Deep or Fancy Dark. The distinction has a significant effect on price.

Can Raremonds match diamonds for a pair or a layout?

Yes — this is a core specialisation. Stones are gathered from multiple sources, compared physically side by side under controlled lighting against master references, matched on both face-up appearance and millimetre dimensions, and recut where needed to complete a set.

How long does a matched layout take?

It depends on the colour, size and tolerance. Straightforward white layouts can move quickly; rare colours in tight tolerance take longer. A realistic timeline is given at the briefing stage rather than promised and missed.

Can a diamond be cut to my exact measurements?

Yes. Rough is selected against your specification and cut to agreed shape, millimetre dimensions and proportions, with tolerances confirmed in writing before cutting begins.

Can Raremonds provide non-Russian provenance documentation?

Yes, where required for EU and US market compliance, alongside GIA Diamond Origin Reports where available and Kimberley Process documentation.

Can an existing diamond be recut or improved?

Yes. Recutting can correct outline, lift a clarity grade, remove damage or bring a stone into line with a layout. Whether it is worth the weight loss is assessed and advised on honestly before proceeding.

Does Raremonds work with private clients as well as the trade?

Yes — jewellers, designers, brands, collectors and private clients, with confidentiality maintained throughout.

About Raremonds

Raremonds is the natural diamond sourcing and wholesale house of Kraeola Jewels Private Limited, based in G-Block, Bandra Kurla Complex, Mumbai. The family has been in the diamond trade since 1985; founder Parth Shah entered the industry in 2008, beginning at a De Beers DTC Sightholder where he worked across grading, sales, pricing and analysis before establishing his own house.

The company exports natural white diamonds, coloured diamonds and special cuts to more than ten countries, and is listed on RapNet and Nivoda.

Specialisations: natural coloured diamonds · rare and investment-grade stones · antique and special cuts · precision-matched pairs and layouts · calibrated and made-to-spec cutting · recut and recertification · bespoke sourcing and jewellery manufacturing.

Enquiries: raremonds.com

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