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Seraphine Radiant Cut Lab Diamond Pendant Necklace — product photo 1 of 6
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Jewelry

Seraphine Radiant Cut Lab Diamond Pendant Necklace

$4,035

Product Details * Product No.: 0013 * Product Type: Diamond Pendant Necklace * Center Stone: Lab Grown Diamond * Diamond Shape: Radiant Cut * Carat Weight: 5.09 CT * Color Grade: D * Metal: 18K Yellow Gold * Setting: Minimal Partial Bezel-Style Setting * Total Weight: 4.76 g * Style: Modern / Minimalist / Statement Fine Jewelry ⸻ The Design 5.09 Carats, Reduced to Its Purest Form When the center diamond already has this much presence, the setting doesn’t need to compete with it. Seraphine is built around a spectacular 5.09CT radiant cut lab grown diamond. The radiant cut combines the clean geometry of a rectangular silhouette with brilliant-style faceting, creating flashes of light across the entire face of the stone. Instead of surrounding the diamond with a halo or elaborate decoration, the design takes a deliberately restrained approach. Warm 18K yellow gold traces the sides of the diamond, while the open visual structure keeps the stone exposed and luminous. The result is simple—but far from ordinary. ⸻ Why We Love It There is something particularly striking about the contrast in this necklace: A 5.09CT diamond. A delicate gold chain. Almost nothing else. The fine chain makes the substantial radiant diamond appear to float against the neckline. Up close, you see the intricate facets and crisp rectangular outline. From a distance, what you notice first is simply an extraordinary amount of light. It has the impact expected from a five-carat diamond without the heaviness of a traditional statement necklace. ⸻ D Color Radiant Cut The D color grade sits at the top of the diamond color scale, giving the center stone an exceptionally bright appearance. Combined with the radiant cut, the result is a diamond with both strong visual presence and lively brilliance. The warm yellow gold setting creates an elegant contrast around the bright center stone, emphasizing its crisp silhouette even further. ⸻ Minimalism at a Larger Scale Large-carat jewelry is often designed to look elaborate. Seraphine takes the opposite direction. There is no oversized halo and no unnecessary ornamentation competing with the center stone. Instead, the design relies on proportion, clean lines and the scale of the diamond itself. It’s a modern interpretation of statement jewelry for someone who wants a large diamond without a traditionally formal look. ⸻ From Evening to Everyday Despite the impressive 5.09CT center stone, Seraphine is remarkably easy to style. Wear it against a black dress for a clean evening look, with tailoring for understated luxury, or even with a simple tank or white shirt when you want the diamond to feel less formal. The delicate chain keeps the necklace feminine and minimal while the oversized radiant cut provides all the presence it needs. It can also be layered with shorter gold chains for a more contemporary jewelry stack. ⸻ Ready to Ship The diamond shown in the images is the diamond you will receive. Only one available. ⸻ Key Selling Points 5.09CT Statement Center Diamond A substantial radiant cut diamond that delivers unmistakable presence without requiring an elaborate setting. D Color An exceptionally bright color grade that complements the clean, minimalist design. Radiant Cut Brilliance The rectangular outline gives the necklace a modern architectural feel, while brilliant faceting provides intense sparkle. Minimal 18K Yellow Gold Setting Warm gold subtly frames the diamond without distracting from its size and light performance. Floating-Diamond Effect The delicate chain and restrained setting make the large center stone appear almost suspended against the skin. Ready to Ship No made-to-order production wait for this piece. One Available The exact necklace photographed is currently available. Each stone is a laboratory-grown diamond, chemically, physically and optically identical to a mined diamond, selected for brightness and well-matched colour. The necklace is handcrafted to order in solid gold by our partner atelier, then hand-polished and inspected before it leaves the workshop. Metal colour, size and stone details can be tailored on request before production. Every Riakoob piece arrives with a certificate of authenticity, insured delivery, and our 12-month value promise.

Diamond origin
Laboratory-grown
Certificate
Certificate of authenticity included
Production
Made to order; timing confirmed after purchase
  • ◆ Certificate of authenticity
  • ◆ Fully insured delivery
  • ◆ 12-month value promise — or your money back
  • ◆ White-glove delivery & installation
Ethical lab-created diamonds: sourcing & buying guide →