

Introducing our Premium Certified Laboratory Created Diamonds created chemically, optically, and physically identical to the finest mined diamonds unearthed. Explore our collection of rings, wedding bands, classic stud earrings, and exquisite bracelets and bangles.
Every piece is expertly crafted using 100% certified recycled solid gold, ensuring both luxury and durability. Discover the artistry of fine craftsmanship and the opportunity to make your jewellery truly exceptional.
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Book An AppointmentOur Premium Laboratory Created Diamonds.
Our Premium Certified Laboratory Created Diamonds are chemically, optically, and physically identical to the finest mined diamonds unearthed. They possess the same unique properties of fire, brilliance, scintillation, hardness and beauty. They are created in a laboratory using the latest scientific processes from a tiny lab-grown carbon seed to form a diamond that is as equally beautiful and identical to a mined one. If chemistry matters to you, they are your perfect mined diamond alternative, and we are proud to be able to offer you the choice of a Premium Laboratory Created Diamond, each hand selected for our luxury collection of designs, alongside our Signature Simulant Diamonds.
We have curated the highest grade of diamonds, with a minimum standard normally reserved for only the finest pieces of jewellery. Our diamonds achieve the following standards:
- Colourless, with a minimum colour grade of F+ colour.
- Clarity, a minimum grade of VS2+.
- Cut, our diamonds are cut to the most exacting proportions with our Round Brilliant Cut stones being Triple Excellent Cut with Excellent Polish and Symmetry for maximum fire and brilliance.
- Colourless, with a minimum colour grade of F+ colour.
- Clarity, a minimum grade of VS2+.
- Cut, our diamonds are cut to the most exacting proportions with our Round Brilliant Cut stones being Triple Excellent Cut with Excellent Polish and Symmetry for maximum fire and brilliance.
Each individual centre diamond comes with an Independent Diamond Laboratory Certificate for your peace of mind, and a Lifetime Guarantee for their fire and brilliance.
Our sustainable Premium Certified Laboratory Created Diamonds expand our offering for premium alternatives to mined diamonds. They are grown without the negative impacts of mining. Like our prized Signature Simulant Diamonds they offer you a more responsible and beautiful choice.

Available online or in selected stores
- Adelaide
- Chadstone
- Highpoint
- Pacific Fair
- Robina
- Sunshine Plaza
- Sydney CBD
- Merrylands
- Blacktown
- Yorkdale (Canada)
Frequently Asked Questions

Secrets Shhh is the leading expert in sustainable alternatives to mined diamonds.
We offer you the choice of our Signature Simulant Diamonds and Premium Certified Laboratory Created Diamonds.
Our stones look and feel the same as the finest mined diamonds.
It’s simply a choice of chemistry…