Company lists · Data refreshed November 2026

Top 25 Gemological laboratories based in Mumbai, India

RevenueBase identified 134 company matches for gemological laboratories associated with Mumbai, India as of November 2026 and tracks 1,519 professional contacts across them, including 171 with verified work emails. Across India, Surat is the largest hub for this category (165 companies); Mumbai follows with 134.

This list covers company matches for gemological laboratories associated with Mumbai, India, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
134Companies
1,519Contacts tracked
171Verified emails
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The 25 largest gemological laboratories based in Mumbai, India

Ranked by team size
Top 25 of 134 company matches for gemological laboratories based in Mumbai, India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000262 contacts →

Exact match

“OUR HERITAGE: The Asian Star group represents a rich heritage of values, skills and experience, amassed over five decades in the diamond industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,000110 contacts →

Exact match

“To join our family, fill this form for us to know you better - https://forms.gle/mMD8d1hP3NHWJmr59 Founded by brothers Mr.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMumbai, IndiaHQ recorded Nov 6, 2026201-50063 contacts →

Exact match

“Goldiam International Ltd is a Retail company located in Gems & Jewellery Complex, SEEPZ, Andheri(E), Mumbai, Maharashtra, India.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,00051 contacts →

Exact match

“Welcome to Paladiya Brothers & Co, we pride ourselves on being a trusted name in the diamond industry, offering exceptional quality and unparalleled service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“Fiona, is India's first lab grown diamond brand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Welcome to Firefly Diamonds, where brilliance meets sustainability!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,00033 contacts →

Exact match

“At Trezza Jewels, we believe that jewelry is more than adornment- it's a reflection of individuality, a celebration of milestones, and a legacy to be cherished.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Curious about the captivating world of gemology and jewellery design?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 6, 20261,001-5,00023 contacts →

Exact match

“A dream company started by three visionaries; Arvind Shah, Arun Shah and Dilip Shah in 1985, was then strengthened by Vasant Shah, Pravin Shah and Dilip Soni, bringing together…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“We specialize in GIA certified diamonds with a choice of 6,500+ stones with AI technology of Auto Answering and 24*7 @Bot helpline to serve all our customers regardless of time…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Set up in 1989, by Mr Kirit Ajmera, JKDIGJ is a renowned institute pioneering in gems and jewelry education for almost three decades.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5019 contacts →

Exact match

“Lukson Jewels Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,00018 contacts →

Exact match

“Bhavani Gems is a manufacturer of premium quality lab grown diamonds that brings a more sustainable alternative to the diamond industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-20017 contacts →

Exact match

“Ethical Diamonds, Timeless Luxury”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“DiamondXE is India’s first online natural diamond & Gemstone platform, built to make buying simpler, more transparent, and more reliable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMumbai, IndiaHQ recorded Nov 6, 2026501-1,00013 contacts →

Exact match

“Light Grown Diamond is a firm founded on integrity and trust.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Metal Power’s Laboratory Division was founded in 2010.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMumbai, IndiaHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Based out of Mumbai (Bombay), India, we offer you an enviable customised and designer lab-grown diamond jewellery service, unrivalled craftsmanship and the same technical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“Guyal - India”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-2009 contacts →

Exact match

“Keystar Gems proficiency lies in diamond manufacturing versatility, with the knack of crafting high-quality lab-grown diamonds and also gained a way of approach for a future…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Crafting Nature's Wonders: Your Gateway to Exquisite, Ethically Sourced Natural Diamonds Welcome to the world of RINKLE IMPEX, where the Earth's most captivating treasures are the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMumbai, IndiaHQ recorded Nov 6, 202611-507 contacts →

Exact match

“If you’re ready to step into a new era of luxury, Everbrite Jewellery is exactly where you need to be.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMumbai, IndiaHQ recorded Nov 6, 20261-107 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-2005 contacts →

Exact match

“Vianne Jewels is a manufacturer and retailer of lab-grown diamond jewelry, offering high-quality, ethically-sourced products at affordable prices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchMumbai, IndiaHQ recorded Nov 6, 202651-2004 contacts →

Exact match

“A diamond is always precious no matter what it’s shape and size is.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 134 gemological laboratories based in Mumbai, India

See the full list, filter by size, metro and specialty, and access 171 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Gemological laboratories based in Mumbai, India at a glance

As of Nov 6, 2026
11.3%Verified-email coverage
11.3Average contacts per company
11-50Median size (employees)
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
43
11-50
39
51-200
24
201-500
11
501-1,000
9
1,001-5,000
7

Email recency for this list is measured across the whole India list rather than for Mumbai, so it is reported there. Company counts and contact totals on this page are exact for Mumbai, over 134 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Mumbai, India whose business descriptions match “gemological laboratories” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 171 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Gemological laboratories by metro in India

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “gemological laboratories”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many gemological laboratories are there based in Mumbai, India?

RevenueBase identified 134 company matches for gemological laboratories associated with Mumbai, India as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Asian Star Company Limited tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in India has the most gemological laboratories?

Surat leads India with 165 company records, followed by Mumbai (134) and Jaipur (115).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 171 professional contacts with verified work emails tracked across these 134 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.