18K Gold Oval Cut Lab-Grown Diamond Engagement Ring | Excellent Cut IGI/GIA Certified CVD Diamond for Fine Jewelry Wholesale
Product Overview:
Elevate your bridal and fine jewelry collections with our exquisite 18K gold solitaire ring featuring a brilliant Oval Cut lab-grown diamond. As shown in the image, this piece offers a timeless, elongated silhouette that elegantly flatters the finger. Designed for jewelry wholesalers, retailers, and designers seeking an ethical, sustainable, and cost-effective alternative to mined diamonds without compromising on brilliance or quality.
Key Features (Including Cut & Certificate):
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Exceptional Oval Cut & Brilliance : The centerpiece features a premium Oval Brilliant Cut diamond. Its elongated shape maximizes the stone's visual size, making it appear larger than round stones of the same carat weight. The cut is engineered for Excellent Polish and Symmetry, utilizing precise facet angles to deliver outstanding light performance, fire, and the classic, breathtaking sparkle seen in the image .
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Certified Authenticity & Quality : Every ring is accompanied by a highly respected gemological certificate, typically from IGI (International Gemological Institute) or GIA (Gemological Institute of America) . These certificates verify the diamond's authenticity, color, clarity, and cutting quality, and each stone features a matching laser-inscribed serial number on its girdle for complete traceability and buyer confidence .
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Premium Material & Craftsmanship: Crafted in solid 18K Gold (available in yellow, white, or rose gold), the ring features a classic four-prong solitaire setting that securely holds the diamond while allowing maximum light entry . The metal is polished to a high mirror finish.
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Ethical & Eco-Friendly: Made from 100% conflict-free lab-grown diamonds (CVD/HPHT), offering the same physical, chemical, and optical properties as natural diamonds at a fraction of the cost .
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Versatile Application: This classic solitaire design is the perfect choice for engagement rings, wedding bands, anniversary gifts, and upscale retail boutiques
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About Redleaf
What is a Lab-Grown Diamond?
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| LAB GROWN DIAMOND VS NATURAL DIAMOND | |||
| Attribute | Natural diamond | Lab grown diamond | Difference |
| Chemical composition | Carbon | Carbon | No difference |
| Refractive index | 2.42 | 2.42 | No difference |
| Relative density | 3.52 | 3.52 | No difference |
| Dispersion | 0.044 | 0.044 | No difference |
| Hardness value | 90Gpa | 90Gpa | No difference |
| Thermal conductivity | 2*10³W/m/k | 2*10³W/m/k | No difference |
| Thermal expansibility | 0.8*10-6K | 0.8*10-6K | No difference |
| Light transmittance | Deep UV to far TR | Deep UV to far TR | No difference |
| Resistivity | 10160hm/cm² | 10160hm/cm² | No difference |
| Compressibility | 8.3*10-13m²/n | 8.3*10-13m²/n | No difference |
Product advantages
Custom Jewelry Creation Process
At Redleaf, we make creating your dream piece of jewelry as seamless and enjoyable as possible. Follow these simple steps to bring your vision to life.
Confidentiality Agreement
Protecting Your Vision: If you have a unique design idea that you wish to keep confidential, we offer the option to sign a Confidentiality Agreement (NDA). This agreement ensures that your creative concept remains protected throughout the design and manufacturing process. We take your privacy seriously and are committed to safeguarding your intellectual property.