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Round Diamond Pendant

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Introducing our Round Diamond Pendant in yellow gold, a classic and essential piece that embodies timeless beauty. This pendant features a brilliant round-cut lab-grown diamond, exuding elegance and sophistication. The pendant's minimalist design makes it a versatile staple, perfect for everyday wear or special occasions. Crafted with lab-grown diamonds, it combines sustainability with exquisite craftsmanship

Every piece is skilfully handcrafted to order in Australia, within our local workshop, dedicated to sustainable practices and exclusively using ethically sourced, responsible gold. Each piece is created by hand from beginning to end, ensuring quality and craftsmanship.

Please allow 6-8 weeks for your order to be dispatched.

14K yellow gold
Mirror polish finish

Ethical lab diamonds
F colour & VS+ clarity

Chain with adjustable lengths 39.5cm, 42cm & 44.5cm
Secured with Marlii Lab clasp

Responsibly Sourced Gold

3-Year Warranty

One Tree Planted

Precious Metal
Diamond Size

Round Diamond Pendant


Compliments of MARLII LAB

Personalised Engraving

Engraved jewellery is a sentimental gift to treasure forever. Whether it's an anniversary or wedding date, or an inspirational quote, you can keep it close at all times with our complimentary engraving available on all pieces of jewellery.

Gift Wrapping

Each piece of MARLII LAB jewellery will arrived inside of a complimentary MARLII LAB gift box, beautifully hand-wrapped by our team.



Please allow 14-28 working days for your order to be dispatched (excluding weekends).

All orders are shipped express with tracking and require a signature on delivery. For orders under $500, a flat rate of $10 is charged for shipping within Australia. 

For international orders, a flat rate of $40 is charged. Orders outside of Australia can take from 5-10 business days pending customs. All international purchases are exempt from Australian taxes. Prices do not include overseas customs duties or taxes that may incur.

Order tracking

We provide tracking numbers once your order has been dispatched and this is on your dispatch email.


When you choose MARLII LAB, you're not just embracing sustainable luxury and timeless elegance, but also championing our planet's well-being. We're proud to collaborate with ONE TREE PLANTED, reflecting our shared values and your profound commitment. Every exquisite piece you select intertwines impeccable aesthetics with global reforestation efforts. With each purchase, a tree is planted, turning your passion into a tangible pledge for a greener tomorrow.


Crafting Diamonds with a Conscience. Respecting the planet, and echoing your values. Our pledge to sustainability radiates through each facet of our operations. Harnessing cutting-edge technology, we cultivate our diamonds in zero-emission laboratories. We maintain the highest standards, offering only superbly cut, brilliantly coloured, and impeccably clear lab-grown diamonds. It's the MARLII LAB promise: exceptional quality, ethical sourcing, and mindful luxury.


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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.