Wholesale Australian Pink Diamonds – Why Choose Us?

The Leonard family’s pink diamond legacy stretches over more than 8 decades, with years of experience poured into sourcing and selling the finest investment pink diamonds.

Today, Argyle Diamond Investments is the number one supplier of Argyle pink diamonds. We boast a world-renowned collection of diamonds that is second only to the Argyle Mine itself, with the best wholesale prices available to the public.

If you are looking to make a pink diamond investment, here are just a few of the reasons you should choose us.

Family Owned, Internationally Accredited

Argyle Diamond Investments has been a family-owned business for more than 80 years. Today, Craig Leonard offers a great range of pink diamonds to the public. With 25 years of experience himself, Craig has a range of diamond accreditations to ensure you are getting the best.

  • NCDIA – we are one of only four authorised Australian members of the prestigious New York-based Natural Colour Diamond Association
  • GIA and GAA – Our diamonds have been graded by both the Gemological Institute of America and the Gemmological Association of Australia. Craig is also an accredited GIA and GAA diamond expert

Our international success means that we have also been endorsed by a wide range of organisations.

Diamond for Investment

Argyle Diamond Investments is as close to the action as possible, taking rare pink diamonds straight from the Argyle Diamond Mine. We source these diamonds, stock them in our huge two-storey premise, and sell them at wholesale prices to you.

Our comprehensive range of stock is replenished weekly with new arrivals, meaning greater variety and also more impressive prices. We can find the diamonds you desire in all shapes and sizes, helping you to secure an investment for your future.


Argyle Diamond Investments – 100% Australian Owned and Operated

Argyle Diamond Investments is based in the heart of Newcastle, NSW and has been owned and operated by an Australian family for more than 80 years. We are proud to help Australians from all over the country invest in loose pink diamonds in all shapes and sizes.

Come to us from Melbourne, Sydney, Brisbane or beyond and enjoy complimentary airport pick-ups and drop-offs. [Link to new location pages].


Wholesale Prices From Australia’s Biggest Pink Diamond Broker

Home to 90% of the world’s pink diamonds, the Argyle Mine is set to close soon. To enquire about making an investment in pink diamonds while you still can, talk to our experts. Call 02 4927 0000 or contact us online.