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Bureau of Indian Standards logoBIS Authorised and IAGES Verified Accredited Member badge

BIS Authorised · IAGES Accredited

Licensed hallmarking centre for gold and silver — BIS-authorised for assaying, HUID assignment, and purity certification, and an IAGES verified accredited member.

BIS Licence: WRO/RAHC/R-400716

IAGES Accredited Member

BIS-authorized hallmarking & assaying

The lab behind
India’s finest jewellers.

Mumbai’s trusted BIS-authorized hallmarking and assaying centre. Over two decades of precision gold and silver purity testing — serving India’s finest jewellers and bullion dealers across two centres.

Trusted by

Reliance Jewels
Muthoot Exim Ltd.
CaratLane (A Tata Group)
India Government Mint
Augmont
RSBL
Bluestone
Chemmanur
Master Chain

Every hallmark we stamp is a guarantee we sign.

Varsha Bullion doesn’t just test purity — we certify it. With XRF spectrometry, fire assay capability, and rigorous BIS-aligned calibration, every result we issue is one we stand behind completely.

20+Years in operation

Serving Mumbai's jewellery district since the early days of BIS hallmarking.

±0.1%XRF accuracy

Calibrated instruments traceable to national reference standards.

916The standard

22K gold — 91.6% purity. The fineness number behind most Indian jewellery.

Precision laboratory instruments for gold and silver purity testing

The laboratory

The instrument doesn’t lie.

Our laboratory is the product. Calibrated XRF spectrometers for non-destructive elemental analysis. Fire assay furnaces for the definitive test. Every reading traceable to certified reference materials.

XRF Spectrometry

Non-destructive elemental analysis. Articles returned intact. Results in minutes.

Fire Assay

Cupellation at 1,000°C+. The referee method for precious metal purity. Accuracy to 0.01%.

Calibration Protocol

Regular calibration using certified reference materials traceable to national and international standards.

Technology & process
Precision analytical balance with gold jewelry and bullion in a modern laboratory

Process

Submit. Test. Certify.

A documented workflow from article submission to hallmarked handover. Every step traceable, every result verifiable, every article accounted for.

01

Submit Articles

Jeweller submits gold or silver articles with documentation at the centre.

02

Log & Weigh

Articles are registered, weighed, and a job sheet is created with full item details.

03

Assay

Scientific testing via calibrated XRF spectrometry. Fire assay where required.

04

Hallmark & HUID

Compliant articles stamped with BIS hallmark and assigned a unique six-digit HUID.

05

Quality Check

Final inspection for hallmark clarity, HUID accuracy, and article integrity.

06

Handover

Articles returned with complete documentation and HUID records.


What our clients say

Trusted by jewellers across Mumbai.

The accuracy and turnaround time at Varsha Bullion is consistently reliable. We've never had a dispute on any article hallmarked here.

R. K. Mehta

Proprietor, Mehta Jewellers, Mumbai

Their process is transparent from start to finish. We receive our hallmarked articles with complete documentation and HUID records, exactly as expected.

S. Patel

Operations Head, Shree Gold Pvt. Ltd.

As a bullion dealer, I need assay results I can trust. Varsha's lab has been our go-to centre for both XRF screening and fire assay certification.

A. Shah

Director, Shah Bullion Trading Co.


Our people

Meet the team behind every hallmark.

A dedicated team of trained assayers, technicians, and quality inspectors — working together to deliver accurate results, every article, every day.

Trained BIS-certified assayers
Experienced XRF and fire assay technicians
Rigorous quality inspection at every stage
The Varsha Bullion Hallmarking Centre team — trained assayers and technicians at our Mumbai laboratory

Accreditation

Independently verified.
Industry accredited.

Beyond BIS authorisation, Varsha Bullion Hallmarking Centre holds independent accreditation from IAGES — the Indian Association for Gold Excellence and Standards — recognising our commitment to the highest standards of precious metals testing and hallmarking.

BIS Authorised Hallmarking Centre
IAGES Verified Accredited Member
Valid through February 2027
IAGES Certificate of Accreditation — Varsha Bullion Hallmarking Centre, valid 27 February 2026 to 27 February 2027

Same-day hallmarking. Every day.

Two centres in Mumbai. BIS-authorized, calibrated, and ready. Submit your articles and receive hallmarked, HUID-assigned pieces back within the working day.

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