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- About Us
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- Diamond Certificate
- Online Certificate
- Diamond Selling Advice
- Diamond Verification
- Damage & Salvage Assessment
- DCLA Diamond and Jewellery Valuations
- Technology & Grading Process
- Diamond Certificate Copy
- Diamond Registry
- How to Submit a Diamond to DCLA
- DCLA ‘Trustline’ Telephone Hotline
- Diamond Seminars
- Diamond Education
- Contact Us
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© 2025
History of Diamond Grading in Australia
About Us
Explore DCLA’s legacy as Australia’s leading diamond authority. Learn our history, meet the founders, and discover our unmatched grading expertise.
Contact
- +61 2 9261 2104
- Suite 901, Level 9, Citisite House
155 Castlereagh Street, Sydney NSW 2000
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