KGK Group

What KGK Group does

KGK Group is a Hong Kong-headquartered, fourth-generation family-owned conglomerate founded in 1905 by Shri Keshrimalji Kothari, originally trading Burmese coloured gemstones between Jaipur and Burma. The group operates as a vertically integrated player across the global gems and jewellery value chain, spanning primary mining (two emerald mines, one paraiba mine, one rubellite mine in South America and Africa), diamond manufacturing (facilities in India, Botswana, Namibia, Angola, South Africa, Thailand, and the UAE), coloured gemstone processing, jewellery manufacturing (Hong Kong, China, Thailand, India), wholesale distribution, and owned retail. KGK serves global B2B wholesale customers (retailers, brands, OEM and white-label partners) as its primary segment, alongside a consumer-facing retail portfolio that includes the Entice fine jewellery brand, the Prismara lifestyle-jewellery concept (launched May 2026 in New Delhi with lab-grown diamonds and natural gemstones), and the US-based Martin Flyer and GREGG RUTH brands.

The operations rest on a proprietary technology stack and tier-1 industry relationships: DiaMark laser marking, Galaxy diamond mapping, water-jet laser cutting, and adoption of Gübelin Gem Lab's Provenance Proof blockchain plus synthetic-DNA-tracer traceability system for melee diamond production. KGK holds elite rough-diamond sourcing credentials as a De Beers Sightholder (since 1997), Alrosa Alliance Member, and Rio Tinto Select Diamantaire, and is BPP Compliant and RJC Certified. With 18,000+ employees across 20+ countries and roughly 40+ offices in diamond trading hubs, KGK combines global scale with regional manufacturing proximity to mining sources, enabling end-to-end traceability from mine to retail. The group has also diversified into adjacent verticals including KGK Realty (real estate, launched 2010), hospitality (Meraaki Kitchen), healthcare (Bhagwan Mahaveer Cancer Hospital & Research Centre), and education (KGK Education, established 2025).

The business model is multi-stream: B2B wholesale transaction revenue from diamonds, coloured gemstones, and finished jewellery is the dominant stream, supplemented by OEM and white-label manufacturing partnerships, owned retail jewellery sales across multiple brands, and ancillary real estate, hospitality, healthcare, and education businesses. Pricing is primarily B2B quote-based and not publicly disclosed, with consumer pricing set at the boutique level. Distribution runs through direct sales via global offices, participation in major trade shows (JCK Las Vegas, Baselworld, Hong Kong Jewellery Show, IIJS Signature), wholesale to retailers, owned boutiques, and the KGK.live online diamond trading platform. Revenue figures are not publicly disclosed, but production capacity signals — for example, 10,000-11,000 carats per month processed at the Saurimo (Angola) facility alone — combined with the 18,000+ headcount, indicate an enterprise of substantial scale.

Name

KGK Group

Legal name

KGK Group

Website

https://kgkgroup.com

Company type

Private

Founded year

1905

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

KGK Group is a fourth-generation, Hong Kong-headquartered family conglomerate founded in 1905, vertically integrated from gemstone mining through diamond and jewellery manufacturing to retail, operating across 20+ countries with 18,000+ employees.

Ownership category

akta.pro rank

Product category

Diamond and Gemstone Jewellery Manufacturing

NAICS

Jewelry, Watch, Precious Stone, and Precious Metal Merchant Wholesalers (42394), Jewelry Retailers (458310)

SIC

Wholesale-Jewelry, Watches, Precious Stones & Metals (5094), Jewelry, Precious Metal (3911), Retail-Jewelry Stores (5944)

akta.pro primary industry

Fine Jewelry Manufacturing (Precious Metals & Gem-Set) (CRAKAIAA)

akta.pro secondary industries

Fine Jewelry Wholesale & Trading (CRAKAAAL), Diamond Jewelry (CRAKAAAA), Colored Gemstone Jewelry (CRAKAAAB), Rough Gemstone Trading & Brokerage (CRAKAJAE)

Keywords

• Diamond manufacturing
• Coloured gemstones mining
• Jewellery wholesale
• Vertically integrated jewellery
• Diamond traceability

Headquarters

HQ city

Kowloon City

HQ country

Hong Kong SAR China

HQ region

Asia

Offices20 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Diamond Distribution & Manufacturing: KGK began diamond distribution in 1969 and started manufacturing finished diamonds in 1986. Diamond operations are based in Antwerp and Belgium, with manufacturing in India, South Africa, Botswana, and Namibia. KGK is a Sightholder of De Beers Group, an Alrosa Alliance Member, and Rio Tinto Select Diamantaire. The company processes natural, colourless and coloured stones in every size, shade and shape.
2. Gemstone Mining & Processing: KGK Group has investments in primary gemstone mining in South America and Africa, including two Emerald mines, one Paraiba mine and one Rubellite mine. The company also sources from Brazil, Colombia, Madagascar, Myanmar, Sri Lanka, Tanzania and Zambia. Gemstones are sold wholesale and used in the group's own jewellery business.
3. Jewellery Manufacturing & Wholesale: KGK designs, manufactures and distributes jewellery worldwide, working with loyal customers on OED/OEM or white-label basis, as well as its own jewellery collections. Manufacturing locations include Hong Kong, China, Thailand and India. The group offers jewellery in platinum, gold and silver with diamonds and gemstones.
4. Jewellery Retail: KGK operates owned retail boutiques under brands including Entice (Hong Kong, India), Prismara (India), Martin Flyer (USA), and GREGG RUTH (USA). Prismara launched its first physical retail store in New Delhi in May 2026, combining lab-grown diamonds with natural gemstones.
5. Real Estate: KGK Realty (India) Ltd. develops residential and commercial projects in India, extending the group's legacy into property.
6. Hospitality: The group operates hospitality ventures including Meraaki Kitchen, bringing together culinary creativity and curated dining experiences.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels5 records

Core offering

KGK Group is a vertically integrated gems and jewellery manufacturer and distributor that sources, processes, and sells natural diamonds (colourless and coloured), coloured gemstones (emeralds, paraiba, rubellite from owned mines and global sources), and finished jewellery in platinum, gold, and silver. The group operates primary gemstone mining in South America and Africa, diamond cutting and polishing in Antwerp/India/Africa, jewellery manufacturing in Hong Kong/China/Thailand/India, and consumer retail under brands including Entice, Prismara, Martin Flyer, and GREGG RUTH, supplying both B2B wholesale customers and B2C consumers globally.

Product overview

KGK Group is a vertically integrated gems and jewellery conglomerate operating across the entire value chain from mining to retail. The company's core offerings span Jewellery (platinum, gold, and silver with diamonds and gemstones), Diamonds (natural ethical diamonds with full traceability), Gemstones (emeralds, paraiba, rubellite from company-owned mines), Mining, Real Estate, Hospitality, Retail, and Technology & Innovation. The group operates multiple retail sub-brands including Entice (luxury fine jewellery flagship), Prismara (lifestyle jewellery with lab-grown diamonds and natural gemstones), Martin Flyer (diamond jewellery), and GREGG RUTH (precious colour gemstone jewellery). The company also offers digital platforms like KGK.live for online diamond trading and proprietary manufacturing technologies including DiaMark laser marking, Galaxy diamond mapping, and water jet laser cutting. With a presence in over 20 countries and 18,000+ professionals, KGK Group serves global markets through its integrated business model spanning mining, manufacturing, and retail operations.

Differentiator

Problem solved

Functional benefit

Brands

• Entice: Fine jewellery flagship brand offering platinum, gold, and silver jewellery with diamonds and gemstones
• Prismara
• Martin Flyer
• GREGG RUTH

Products and services

• Jewellery Finished jewellery in platinum, gold, and silver set with diamonds and gemstones, designed and manufactured for wholesale distribution and own-brand retail (Entice, Prismara, Martin Flyer, GREGG RUTH). Manufacturing locations include Hong Kong, China, Thailand, and India, with OEM/OEM and white-label production available for B2B customers.
• Diamonds Natural, ethical diamonds from rough sourcing through cutting and polishing, including colourless and coloured stones in every size, shade, and shape. Distributed wholesale globally through Antwerp and offices in major diamond trading hubs; sourced as a De Beers Sightholder, Alrosa Alliance Member, and Rio Tinto Select Diamantaire.
• Coloured Gemstones Mined and sourced coloured gemstones including emeralds, paraiba, rubellite, rubies, and sapphires. KGK holds direct investments in two Emerald mines, one Paraiba mine, and one Rubellite mine in South America and Africa, with additional sourcing from Brazil, Colombia, Madagascar, Myanmar, Sri Lanka, Tanzania, and Zambia. Gemstones are sold wholesale and used in the group's own jewellery business.
• Entice (Fine Jewellery Retail Brand) Fine jewellery flagship brand launched in Hong Kong in 2004 offering platinum, gold, and silver jewellery with diamonds and gemstones; operates boutiques in Hong Kong, Jaipur, Mumbai, Delhi, and Borivali targeting premium jewellery consumers.
• Prismara (Lifestyle Jewellery Retail Brand) Lifestyle jewellery brand combining lab-grown diamonds with natural gemstones including rubies, sapphires, and emeralds; launched its first physical retail store in Lajpat Nagar, New Delhi in May 2026, with planned expansion to Gurugram and Jaipur.
• Martin Flyer (US Diamond Jewellery Brand) US-based diamond jewellery brand offering diamond jewellery collections through Martin Flyer Jewelry LLC in New York, owned by KGK Group.
• GREGG RUTH (US Coloured Gemstone Jewellery Brand) US-based jewellery brand offering precious coloured gemstone jewellery through GR Precious Color Inc in New York, owned by KGK Group.
• KGK.live (Online Diamond Trading Platform) Innovative online diamond trading platform for digital diamond commerce operated by KGK Group.
• KGK Realty (Residential and Commercial Real Estate) Residential and commercial real estate developments in India through KGK Realty (I) Ltd., launched in 2010 to extend the group's legacy into thoughtfully designed property projects rooted in trust and quality.
• Meraaki Kitchen (Hospitality) Hospitality venture bringing together culinary creativity and curated dining experiences under the Meraaki Kitchen brand, introduced in 2017.

Quantifiable outcome

• KGK processes 10,000-11,000 carats per month at its Angola Saurimo facilities
• +2 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

AI capability6 records

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Gübelin Gem LabcoreTechnology or IntegrationKGK Group has adopted Gübelin Gem Lab's Provenance Proof dual-layer traceability infrastructure, which combines synthetic DNA physical tracers (encapsulated in nanospheres) with blockchain-secured digital tracking. This technology is used for melee diamond production at scale, preventing identity drift as goods move through fragmented supply chains. Over 700 companies and more than 40 million gemstones are on the Provenance Proof blockchain since 2017.
• De Beers GroupcoreStrategic or Co-development PartnerKGK Group is a Sightholder of the De Beers Group, awarded in 1997. KGK Diamonds Botswana became a De Beers Sightholder in March 2015. As a Sightholder, KGK purchases rough diamonds directly from De Beers and operates under BPP (Best Practice Principles) compliance. The group is also BPP Compliant under De Beers' oversight programme.
• AlrosacoreStrategic or Co-development PartnerKGK Group is an Alrosa Alliance Member, one of the select diamond companies with a strategic partnership with Alrosa, the world's largest diamond miner by volume.
• Rio TintocoreStrategic or Co-development PartnerKGK Group is a Rio Tinto Select Diamantaire, indicating a preferred relationship with Rio Tinto's diamond division for sourcing and distribution.
• Responsible Jewellery Council (RJC)coreStrategic or Co-development PartnerKGK Group Companies have adopted RJC Policies and Procedures and are RJC Certified. The certification mandates responsible business practices throughout the jewellery supply chain, including policies on Sourcing and Human Rights.
• Brilliant EarthminorGTM or Marketing PartnerBrilliant Earth, a US-based responsible jewellery retailer, launched a collection featuring documented Angolan provenance at JCK 2025. This collection leverages Angola's traceability credentials (approximately 90% of production traceable to mine of origin) and KGK's role as a major Indian manufacturing presence in Angola's diamond sector.

Scale indicators9 records

Recent moves31 records

Expansion highlights6 records

Direct peers

• Rosy Blue: Family-owned, vertically integrated diamond and jewellery manufacturer and wholesaler headquartered in Antwerp with offices in India, Hong Kong, UAE, and the US. Direct comparable to KGK across sightholder-style rough supply, diamond processing in India and Africa, and global B2B wholesale distribution.
• Diarough: Vertically integrated diamond manufacturer with processing across India, Africa, and the Middle East, and a co-adopter (alongside KGK) of Gübelin's Provenance Proof traceability for melee diamonds. Closest like-for-like comparable to KGK's manufacturing-plus-traceability model.

Broad incumbents

• Tiffany & Co. (LVMH): Iconic luxury jewellery brand now owned by LVMH, with vertically integrated diamond sourcing and brand-led retail. Comparable to KGK's premium/jewellery segments but operates at substantially higher brand-price positioning and without KGK's wholesale or mining depth.
• Pandora: Global mass-market jewellery brand with vertically integrated manufacturing in Thailand. Comparable to KGK on the jewellery-manufacturing dimension at scale, but operates almost exclusively in lab-grown/styled segments without KGK's natural-diamond and gemstone-mining upstream.
• De Beers Group (Anglo American): World's leading diamond miner by value and a sightholder supplier to KGK since 1997. Comparable industry participant across the diamonds value chain, though operating upstream of KGK's downstream manufacturing and retail businesses.
• Signet Jewelers: World's largest retailer of fine jewellery (Kay, Zales, Jared) with vertically integrated services including sourcing. Comparable to KGK on the retail/distribution and traceability dimensions but operates no significant upstream diamond manufacturing or mining.
• Chow Tai Fook Jewellery Group: Hong Kong-listed, family-controlled vertically integrated jewellery conglomerate spanning rough sourcing, manufacturing, wholesale, and ~7,000 retail POS in Greater China and globally. Comparable in scale, family control, and end-to-end integration; larger in retail, more regional in manufacturing.

Emerging players

• Leibish & Co. Online-focused coloured gemstone (sapphire, ruby, emerald, fancy colour diamond) specialist with direct mine-of-origin sourcing. Comparable to KGK's coloured gemstone business and Provenance Proof positioning, but at a much smaller scale and DTC-only distribution.
• BlueStone: India-based omni-channel fine and lab-grown jewellery retailer using digital-first GTM. Comparable to KGK's India retail expansion (Prismara, Entice) in category and market, with a much narrower physical footprint and no upstream integration.

Others

• Gübelin Gem Lab: Swiss gemmological laboratory whose Provenance Proof traceability technology KGK has adopted for melee diamond production. Ecosystem participant rather than competitor; relevant peer because Gübelin's standards are increasingly setting the industry benchmark that KGK and other manufacturers must meet.

Market position

Strengths5 records

Weaknesses1 record

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/kgk_group
• Facebookfacebook.com/kgkgroup.officialpage
• LinkedInlinkedin.com/company/kgk-group

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Subsidiaries11 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about KGK Group