GAME. SET. MATCH.

DISCOVER THE DIAMOND TENNIS NECKLACE

RINGS

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EARRINGS

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Responsibly Sourced Gold

Our gold is conscientiously sourced and recycled, ensuring an eco-friendly and sustainable approach to luxury.

Ethically Made

Each piece is meticulously crafted, upholding the highest standards of ethical craftsmanship in the luxury industry.

Lab Grown Diamonds

Our diamonds, grown in state-of-the-art labs, not only dazzle but also represent a shift towards a more sustainable and transparent gem industry.

3-Year Warranty

Our commitment to quality is underscored by a comprehensive 3-year warranty, reflecting our confidence in the longevity of our pieces.

RADIANCE WITH PURPOSE

DISCOVER OUR LAB-GROWN DIAMOND ENGAGEMENT RINGS

UNVEILING OUR CRAFTSMANSHIP

Crafted with Passion in Family-Owned Italian Ateliers: Our creations come to life in the heart of Italy, where family-owned workshops preserve generations of craftsmanship. With Responsible Gold and Sustainable Diamonds, each piece shines with integrity, symbolizing love without compromise.

HOW WE MAKE

REFORESTATION RESONANCE™

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AS SEEN IN

"Sustainability drives design at Marlii Lab, an Australian label that uses lab-grown instead of naturally mined gemstones in their jewellery."
"The energy requirement is the only significant sustainability concern, she adds, but MARLII LAB source diamonds produced in solar-powered facilities."
"This new South Australian sustainable jeweller caters to the modern, fashionable and socially aware woman who appreciates a blend of style and ethics."
 

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BESPOKE ENQUIRY

At MARLII LAB, we meticulously select diamonds to match each client's unique needs, guaranteeing the finest stone available at any given moment.

Our diamond specialist, driven by a fervent commitment to ethical sourcing, only chooses IGI certified stones that surpass our rigorous standards in terms of colour, clarity, and cut.

To initiate the process, please complete the form below, specifying your preferred carat size and budget. Our dedicated customer service team will respond to your request within 24 business hours.

Please be aware that, due to their unique nature, we cannot accommodate exchanges or returns for bespoke items.