Laboratoire Français de Gemmologie

What Laboratoire Français de Gemmologie does

Laboratoire Français de Gemmologie (LFG) is a Paris-based gemmological analysis laboratory founded in 1929 by the Chambre Syndicale des Négotiants en Diamants, Perles, Pierres Précieuses et des Lapidaires. It claims to be the oldest independent gemmological analysis laboratory in the world and operates today under the governance of L'Union Française de la Bijouterie, Joaillerie, Orfèvrerie, des Pierres et des Perles, a French jewellery trade federation headquartered at 58 rue du Louvre, 75002 Paris. The organisation is small — approximately 28 employees — and operates from a single Paris site; it is not publicly listed and is not venture-backed.

LFG's core service is third-party scientific analysis and certification of diamonds, coloured stones, pearls, and opals. It offers three report tiers — Examen préliminaire (a preliminary A4 identification letter with QR code), Rapport classique (a comprehensive A5 booklet report), and Rapport élite (a bespoke three-panel rigid dossier for exceptional pieces) — with dedicated variants for diamond, coloured stone, pearl, opal, and melee-diamond stock. Analysis is delivered physically and digitally, supported by advanced instruments including LIBS chemical analysis, an active scientific publication programme, and the only COFRAC-accredited (No. 1-6767) gemmological laboratory in France, operating under an AFAQ ISO 9001 quality management system. The organisation also operates L'École du LFG, a Qualiopi-certified professional gemmology training academy for individuals and corporates, and maintains an Alumni LFG community.

The business model is professional-services-based and B2B: clients (major jewellery houses and auction houses) deposit stones and jewellery on-site for analysis and pay per report on a pay-as-you-go basis, with an additional fee of €50 excl. VAT per extra month of insurance for deposited goods. Revenue is generated from per-analysis fees plus training revenue from the academy, with insurance valuation and deposit management as ancillary services. Go-to-market is direct, on-site, and trade-network-driven rather than consumer-facing, with no resellers or distributors; brand presence is sustained through scientific publications, an annual conference (the 31st edition was held in December 2025), press coverage (Les Echos Week-End), and the Alumni LFG community.

Name

Laboratoire Français de Gemmologie

Legal name

L'Union Française de la Bijouterie, Joaillerie, Orfèvrerie, des Pierres et des Perles

Website

https://laboratoire-francais-gemmologie.fr

Company type

Private

Founded year

1929

Operating status

Operating

Headcount range

11–50 employees

Short description

Laboratoire Français de Gemmologie is a Paris-based gemmological analysis laboratory founded in 1929 that certifies diamonds, coloured stones, pearls, and opals for major French jewellery houses and auction houses. It is the only COFRAC-accredited gem lab in France and also runs the École du LFG training academy.

Ownership category

akta.pro rank

Product category

Gemmological Laboratory Services

NAICS

Testing Laboratories and Services (54138)

SIC

Services-Testing Laboratories (8734)

akta.pro industry

PRIMARYCRAKAJAG

Diamond Grading & Certification Laboratories

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Gemstones & Diamonds (Cutting, Trading, Certification)

SECONDARYCRAKAJAH

Colored Gemstone Identification & Certification Laboratories

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Gemstones & Diamonds (Cutting, Trading, Certification)

SECONDARYCRAKAJAL

Traceability, Provenance & Compliance Services (e.g., origin, AML/KYC, sanctions)

Consumer Products & Retail/Jewelry, Watches & Luxury Accessories/Gemstones & Diamonds (Cutting, Trading, Certification)

Keywords

• Gemmological analysis services
• Gemstone certification reports
• Diamond grading analysis
• Pearl identification services
• Professional gemmology training

Headquarters

HQ city

Paris

HQ country

France

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Gemmological analysis and certification services: LFG provides three tiers of gemmological reports: preliminary examination (pre-purchase identification), classic report (comprehensive analysis in a booklet format), and elite report (prestigious bespoke three-panel dossier for exceptional pieces). Services are priced per analysis with short turnaround times. Additional services include insurance valuation and deposit management.
2. Professional gemmological education and training: LFG operates an academy (École du LFG) offering gemmological training programmes for individuals and corporations, including tailoured training for companies. The academy holds Qualiopi certification, confirming quality of professional training provision.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Laboratoire Français de Gemmologie (LFG) operates a gemmological analysis laboratory in Paris that identifies, characterizes, and certifies diamonds, coloured stones, pearls, and opals for major jewellery houses, auction houses, and private clients. Its three core report tiers — Examen préliminaire, Rapport classique, and Rapport élite — cover identification, treatment detection, and geographic origin determination, delivered under COFRAC accreditation and ISO 9001 quality management. The organization also runs L'Ecole du LFG, providing Qualiopi-certified professional gemmology training for individuals and corporate clients.

Product overview

The Laboratoire Français de Gemmologie (LFG) operates as a specialized gemmological testing laboratory offering three tiers of analysis reports: the Examen préliminaire (preliminary A4 identification letter with QR code), the Rapport classique (comprehensive A5 analysis booklet), and the Rapport élite (premium customizable three-part dossier with photography for exceptional pieces). Analysis variants exist for four gem families: diamonds (including melee), colored stones, opals, and pearls, with geographic origin determination and treatment identification services. The organization also operates L'Ecole du LFG, providing professional gemmology education and training services.

Differentiator

Problem solved

Functional benefit

Products and services

• Examen préliminaire (Preliminary examination) A preliminary identification analysis for gems, delivered as an A4 paper letter with QR code for digital access, suitable for pre-purchase or re-cutting verification. Addressed at jewellery professionals and private clients seeking fast primary identification.
• Rapport classique (Classic analysis report) A complete gemmological analysis report delivered in an elegant A5 format cardstock booklet, designed for the end buyer with rigorous scientific content and high-end presentation. Used by jewellery houses and auction houses for standard authentication and origin determination.
• Rapport élite (Elite analysis report) A prestigious, customisable three-part landscape-format dossier in rigid cloth binding with gold stamping, featuring large-format photography and extensible analysis pages for exceptional gems and jewellery. Targeted at very high-value pieces sold by major jewellery houses and auction houses.
• Rapport d'analyse Diamant (Diamond analysis report) Comprehensive analysis report specifically designed for diamond identification, 4C grading, and origin determination, available in classical and elite formats. Used by jewellery professionals and auction houses.
• Rapport d'analyse Pierre de couleur (Coloured stone analysis report) Comprehensive analysis report for coloured gemstones covering identification, treatments, and geographic origin, available in classical and elite formats.
• Rapport d'analyse Perle (Pearl analysis report) Analysis report for pearls including nature identification (fine vs. cultured), origin, and treatment assessment.
• Rapport d'analyse Opale (Opal analysis report) Specialized analysis report for opals covering identification and characterization, available in classical and elite formats.
• Rapport Mêlés Diamant (Melee diamond analysis report) Analysis report for melee (small) diamonds, providing identification services for stock verification and re-cutting purposes.
• Formations gemmologiques (L'Ecole du LFG training programmes) Professional gemmology training programmes offered by L'Ecole du LFG, including courses for individuals and customised training for companies in the jewellery sector. Qualiopi-certified for quality of professional training provision.

Quantifiable outcome

• Multiple high-value auction results: €820,000 (fancy intense blue diamond, 2021), €522,750 (Van Cleef & Arpels sapphire bracelet, 2022), €405,540 (Chaumet ruby necklace, 2022), €386,400 (Napoleon emerald necklace, 2021), €370,000 (diamond pearl earrings, 2022), €215,000 (Burmese ruby ring, 2019)

Named customers14 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

One partnership is on record.

• L'Union Française de la Bijouterie, Joaillerie, Orfèvrerie, des Pierres et des PerlescoreOthersThe LFG was originally created in 1929 by the chambre syndicale des négociants en diamants, perles, pierres précieuses et des lapidaires and now belongs to L'Union Française de la Bijouterie, Joaillerie, Orfèvrerie, des Pierres et des Perles. The parent organisation, headquartered at 58 rue du Louvre 75002 Paris, provides institutional governance and industry representation for the laboratory.

Scale indicators4 records

Recent moves6 records

Expansion highlights5 records

Regional players

• AnchorCert (Gem-A affiliated): UK-based gemstone and diamond grading laboratory affiliated with Gem-A; offers similar report tiers to LFG but is primarily a regional European competitor rather than a global player.

Direct peers

• HRD Antwerp: Antwerp-based diamond grading laboratory issuing HRD diamond reports; directly comparable for melee and polished diamond certification work that overlaps with LFG's Rapport Mêlés Diamant and diamond analysis product lines.
• AGL (American Gemological Laboratories): US-based coloured stone and origin determination laboratory serving auction houses and collectors; comparable to LFG in focusing on premium coloured-stone and treatment/origin determination work rather than volume diamond grading.
• GRS (Gem Research Swisslab): Swiss-based coloured stone and origin determination lab widely used by international auction houses; directly comparable to LFG's coloured stone and pearl analysis offerings in the European auction ecosystem.
• GIA (Gemological Institute of America): World's largest and most recognised gem grading laboratory, issuing the standard 4Cs diamond reports and coloured stone origin reports. Direct competitor to LFG for any internationally mobile stone, with significantly larger scale and global lab footprint.
• SSEF Swiss Gemmological Institute: Basel-based independent gem lab providing origin and treatment reports for coloured stones, pearls, and diamonds. Closely comparable to LFG in scientific methodology and in serving European auction houses.
• IGI (International Gemological Institute): Global gem grading lab with significant retail-channel diamond and coloured stone grading activity; competes with LFG particularly in the entry-level preliminary report and high-volume melee diamond categories.
• Gübelin Gem Lab: Swiss-based premium gemmological laboratory famous for coloured stone origin determination and high-end bespoke reports, comparable to LFG's elite dossier service. Competes head-to-head for prestigious auction and jewellery house work in Europe.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/laboratoire-fran%C3%A7ais-de-gemmologie

Compliance4 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Laboratoire Français de Gemmologie