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Lab-Grown Radiant Cut Diamonds: The Complete Guide
The Radiant diamond marries the clean lines of a step cut with the brilliance of a brilliant cut, resulting in a shape that offers both intense sparkle and a unique, modern silhouette. This guide covers what defines a radiant cut lab-grown diamond, how it is cut, what to look for, and what it costs in Australia.
Overview
The Radiant diamond marries the clean lines of a step cut with the brilliance of a brilliant cut, resulting in a shape that offers both intense sparkle and a unique, modern silhouette. Its trimmed corners and intricate faceting create a harmonious balance between fire and elegance. This versatile cut is designed to deliver maximum light performance while maintaining a distinctive, contemporary edge that sets it apart from more traditional shapes. The radiant cut is perfect for those who want a diamond that is both dazzling and unique.
Origin and development
Developed in the 1970s, the radiant cut emerged as designers sought to combine the best features of traditional brilliant and step cuts. Its creation was driven by the need for a diamond that delivered both outstanding brilliance and a modern aesthetic. Over time, the radiant cut has evolved into a popular choice for those seeking a unique blend of vintage sophistication and contemporary style, firmly establishing itself as a symbol of modern luxury in the diamond world.
How the radiant cut is shaped
The radiant cut is typically rectangular or square with its corners trimmed to create a softer, more approachable outline. Its complex faceting pattern blends aspects of both brilliant and step cuts, resulting in a vibrant display of light with a subtle geometric texture. The design is intended to combine the best attributes of classic cuts with a modern twist, offering an edgy yet elegant appearance. Its shape is both bold and balanced, making it an excellent choice for modern jewellery designs that demand originality.
Why choose a radiant cut
Radiant-cut diamonds are celebrated for their exceptional light reflection and dynamic interplay of brilliance and clarity. The faceting design maximises the stone’s fire by allowing light to enter, bounce, and exit through multiple angles. The trimmed corners lend the diamond a modern twist, while the overall design ensures that even minor inclusions are less noticeable. This cut delivers a robust combination of sparkle and structure, appealing to buyers who desire both visual impact and a refined, contemporary aesthetic.
What to look for when buying
In elongated brilliant cuts, check the length-to-width ratio for the silhouette you want, and ask us to screen the bowtie - the shadow across the centre - which we inspect on every stone we shortlist. Every CRTD stone is independently certified by IGI or GIA at a VS1 minimum clarity.
Price
Lab-grown radiant cut diamonds at CRTD start at $790 AUD for a one carat stone, with AU-inclusive pricing - the number you see is the number you pay. Larger carats and higher clarity grades are priced transparently across the range.
Sourced to your brief
We do not hold a wall of inventory. Tell us your brief and our atelier shortlists certified radiant cut stones to match, each with full IGI or GIA paperwork. See how we source.