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Opal Diamond Factory

Opal Diamond Factory

32-34 King William Street
Adelaide, South Australia, 5000

Phone: (08) 8212 2652

Opal Diamond Factory Adelaide - Australia's Largest Manufacturer of Quality Opal Jewellery

Proud family business established in 1974 in the Opal capital of the world, Coober Pedy, South Australia.

We are a second generation family owned & operated business and Adelaide's oldest cutter and manufacturer of quality opal jewellery.

After 40 years in the opal industry and with the relationships formed with miners over that time, we here at The Opal Diamond Factory are proud to have Adelaide’s largest collection and guaranteed BEST PRICES on South Australian crystal and white opal, Queensland boulder opal and the famous Lightning Ridge black opal.


With a workshop on site and off site our master jeweller and team can create and manufacturer bespoke pieces within hours.

If you are looking for:

Loose opals

Opal cutting

Opal jewellery

Diamond jewellery

Engagement rings

Wedding rings

Jewellery design

Our store is located in the Adelaide CBD just around the corner from Rundall Mall.

Visit our website