Diamond Certification Laboratory of Australia

Bespoke Jewellery

DCLA is Australia’s internationally accredited diamond certification laboratory. Trusted by jewellers, insurers, and buyers for independent grading.

Designed for You.
Crafted with love.with confidence.by Experts.

At the Diamond Certification Laboratory of Australia (DCLA), we create bespoke jewellery that is as individual as the person wearing it. Every piece is designed from the ground up in collaboration with our expert gemmologists and jewellery specialists, ensuring exceptional craftsmanship, integrity, and transparency at every stage.

Whether you are designing an engagement ring, remodelling an heirloom piece, or creating a one-of-a-kind jewel, DCLA offers an end-to-end bespoke service built on trust, precision, and world-class diamond expertise.

A Truly Personal Design Experience

Our bespoke process is highly collaborative. We work closely with you to understand your vision, lifestyle, and budget , transforming your ideas into a refined, wearable piece designed to last generations.

You may come to us with:

A concept, sketch, or inspiration image
An existing diamond or gemstone
A desire to redesign or modernise an heirloom piece
Or simply an idea you wish to explore with expert guidance

From initial consultation through to final creation, every decision is guided by expert advice, ethical sourcing, and technical excellence.

Our Projects

We have recently completed several bespoke jewellery projects, each uniquely designed in collaboration with our clients and guided by DCLA’s expert gemmologists.

Contact Our Experts to Start Designing

Our experts are available to guide you through the design process, answer your questions, and help you create a piece that reflects your story.

  • +61 2 9261 2104
  • Suite 901, Level 9, Citisite House
    155 Castlereagh Street, Sydney NSW 2000