A diamond necklace is the ultimate statement of elegance — timeless, radiant, and deeply personal. At Idem Diamonds, our collection of lab-grown diamond necklaces brings all the brilliance of natural diamonds with added benefits that make them a smart, sustainable choice.
Lab-grown diamonds are chemically and physically identical to mined diamonds but are created in a controlled environment using ethical, eco-conscious processes. This ensures you get the same sparkle and durability while supporting a cleaner, more transparent supply chain.
One of the main benefits of lab-grown diamond necklaces is value. You can often afford a higher carat weight or more intricate design compared to mined alternatives, allowing for more impactful, luxurious pieces at a better price point.
Idem Diamonds offers necklaces in 14k and 18k white, yellow, and rose gold, featuring a range of styles including solitaire pendants, halo designs, tennis-style necklaces, and modern bezel settings. Whether you’re shopping for a gift, bridal jewellery, or a piece to elevate your everyday style, there’s a design for every occasion.
These necklaces are also certified and conflict-free, giving you confidence in their origin and craftsmanship. Every piece is designed to last — from the quality of the gold to the precision of the diamond setting — making them a beautiful long-term investment.
With free shipping across Australia, transparent pricing, and dedicated customer support, Idem Diamonds makes it easy to choose jewellery that reflects both your values and your style.