Company lists · Data refreshed September 2026

Top 25 Sustainable diamond jewelry companies based in Australia

RevenueBase identified 211 company matches for sustainable diamond jewelry companies associated with Australia as of September 2026 and tracks 2,860 professional contacts across them, including 713 with verified work emails. Sydney is the largest hub.

This list covers company matches for sustainable diamond jewelry companies associated with Australia, 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 September 22, 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 Sep 22, 2026 How this list was built
211Companies
2,860Contacts tracked
713Verified emails
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The 25 largest sustainable diamond jewelry companies based in Australia

Ranked by team size
Top 25 of 211 company matches for sustainable diamond jewelry companies based in Australia, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchCannon Hill, AustraliaHQ recorded Sep 22, 20261,001-5,0001,423 contacts →

Exact match

“At Michael Hill, we are fuelled by our passion for helping people mark life’s moments - both big and small.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchCannon Hill, AustraliaHQ recorded Sep 22, 2026201-500186 contacts →

Exact match

“At Bevilles, we believe in making jewellery accessible to everyone.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchAlexandria, AustraliaHQ recorded Sep 22, 202651-200125 contacts →

Exact match

“SARAH & SEBASTIAN is an independent jewellery practice by Sarah Gittoes and Robert Sebastian Grynkofki, designers who live and work in Sydney, Australia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchMelbourne, AustraliaHQ recorded Sep 22, 202651-200106 contacts →

Exact match

“We make special occasion jewellery that everyone can feel good about.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchSydney, AustraliaHQ recorded Sep 22, 202651-20097 contacts →

Exact match

“Gregory Jewellers is one of Australia’s leading prestige diamond jewellers, renowned for its commitment to quality, craftsmanship, exclusivity, and excellence in service.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchSydney, AustraliaHQ recorded Sep 22, 202611-5048 contacts →

Exact match

“At Novita Diamonds, we are dedicated to providing our customers with beautiful, high quality lab grown diamond jewellery using diamonds that are ethically sourced, conflict-free…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchTuggerah, AustraliaHQ recorded Sep 22, 202651-20038 contacts →

Exact match

“From custom made to our Prêt-à-porter (ready to wear jewellery), Simon Curwood Jewellers has one of the largest jewellery collections in Australia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchSydney, AustraliaHQ recorded Sep 22, 202611-5036 contacts →

Exact match

“Leading Australian retailer of conflict-free certified diamonds, engagement rings, wedding bands, and diamond jewellery.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchByron Bay, AustraliaHQ recorded Sep 22, 202611-5028 contacts →

Exact match

“Temple of the Sun has inspired followers since 2014 when creative couple Yonna Derofe and Darren Gallant launched their collaborative business built on a love of adventure and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchSydney, AustraliaHQ recorded Sep 22, 202611-5025 contacts →

Exact match

“Larsen Jewellery is a family owned business specialising in custom made fine jewellery.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchSubiaco, AustraliaHQ recorded Sep 22, 202611-5024 contacts →

Exact match

“To own a piece of Linneys jewellery is to write your own chapter in the rich history of this extraordinary Western Australian story.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchAvalon Beach, AustraliaHQ recorded Sep 22, 202611-5023 contacts →

Exact match

“Natalie Marie Jewellery was born out of a passion for the craft.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchPerth, AustraliaHQ recorded Sep 22, 202651-20018 contacts →

Exact match

“Solid Gold Diamonds is Australia's premiere diamond jewellers.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchSydney, AustraliaHQ recorded Sep 22, 202611-5017 contacts →

Exact match

“Jan Logan is an Australian luxury jewellery brand with a contemporary take on timeless elegance.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchFrenchs Forest, AustraliaHQ recorded Sep 22, 202611-5016 contacts →

Exact match

“Pastiche is an established jewellery brand has been trading for 30 years with hundreds of stockists across Australia and New Zealand.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchChadstone, AustraliaHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“ANTON’s natural diamonds and jewellery are more than a piece, but a signature.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchBrisbane, AustraliaHQ recorded Sep 22, 202611-5015 contacts →

Exact match

“Bespoke, Ethical & Affordable bridal jewellery for the modern couple.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchFitzroy, AustraliaHQ recorded Sep 22, 202611-5014 contacts →

Exact match

“Jeweller Linden Cook launched her label in late 2013 with her eldest daughter and now business partner Georgie Amad.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchSydney, AustraliaHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“Engagement, wedding rings & one-of-a-kind bespoke jewellery designs.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchNewcastle, AustraliaHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“Kate & Kole was founded in 2015 by two friends, Sara and Madalynne, with the goal of creating sustainable, quality, design-led fine jewellery.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchMelbourne, AustraliaHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“Anna, Cushla and Hamish Whiting are three siblings who share a few things in common.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchPerth, AustraliaHQ recorded Sep 22, 202611-5012 contacts →

Exact match

“Over 7.7 billion of us call this planet home.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMelbourne, AustraliaHQ recorded Sep 22, 20261-1011 contacts →

Exact match

“At DX, we are more than diamonds experts.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchCastle Hill, AustraliaHQ recorded Sep 22, 202611-509 contacts →

Exact match

“Award-winning Australian jeweller's specializing in bespoke engagement rings.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchMelbourne, AustraliaHQ recorded Sep 22, 202611-509 contacts →

Exact match

“JC Jewels specialises in diamond wholesale and jewellery.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 211 sustainable diamond jewelry companies based in Australia

See the full list, filter by size, metro and specialty, and access 713 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainable diamond jewelry companies based in Australia at a glance

As of Sep 22, 2026
24.9%Verified-email coverage
13.6Average contacts per company
1-10Median size (employees)
22.3%Largest-city concentration · Sydney
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
135
11-50
60
51-200
11
201-500
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Australia, so it is reported there. Company counts and contact totals on this page are exact for Australia, over 211 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 Australia whose business descriptions match “sustainable diamond jewelry companies” 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 713 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 September 22, 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.

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 “sustainable diamond jewelry companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainable diamond jewelry companies are there based in Australia?

RevenueBase identified 211 company matches for sustainable diamond jewelry companies associated with Australia as of September 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?

Michael Hill tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sustainable diamond jewelry companies?

Sydney leads with 47 company records, followed by Melbourne (37) and Perth (17).

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 713 professional contacts with verified work emails tracked across these 211 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 September 22, 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.