18k Gold Lab Grown Diamond Marquise Ring
£1,850.00
Dazzling 6.83ct marquise-cut lab-grown diamond ring set in 18k solid gold. Available in white, rose, and yellow gold. IGI & BIS Hallmarked for authenticity and brilliance.
Ring Size Guide
| US Size | Length (mm) | US Size | Length (mm) | US Size | Length (mm) |
| 3 | 44.1 | 6.25 | 52.6 | 9.50 | 60.9 |
| 3.25 | 44.7 | 6.5 | 53.2 | 9.75 | 61.6 |
| 3.5 | 45.4 | 6.75 | 53.8 | 10 | 62.3 |
| 3.75 | 46 | 7 | 54.5 | 10.25 | 63 |
| 4 | 46.7 | 7.25 | 55 | 10.5 | 63.6 |
| 4.25 | 47.3 | 7.5 | 55.7 | 10.75 | 64.3 |
| 4.5 | 48 | 7.75 | 56.4 | 11 | 65 |
| 4.75 | 48.6 | 8 | 57.1 | 11.25 | 65.6 |
| 5 | 49.32 | 8.25 | 57.8 | 11.5 | 66.2 |
| 5.25 | 49.95 | 8.5 | 58.4 | 11.75 | 66.8 |
| 5.5 | 50.6 | 8.75 | 59 | 12 | 67.5 |
| 5.75 | 51.2 | 9 | 59.6 | 12.5 | 68.8 |
| 6 | 51.9 | 9.25 | 603 | 13 | 70.1 |
Make a bold statement with this exquisite 18k gold lab-grown diamond marquise ring, a dazzling showcase of brilliance and craftsmanship. Designed for those who appreciate grandeur, this ring features 6.83 carats of meticulously cut marquise-shaped lab-grown diamonds, offering exceptional sparkle and a sophisticated elongated silhouette. The HPHT (High Pressure High Temperature) diamond creation process ensures these diamonds possess remarkable clarity and brilliance, rivaling their natural counterparts.
Crafted in 18k solid gold, this stunning piece is available in white, rose, and yellow gold, allowing you to choose the perfect hue to match your style. Despite its impressive diamond weight, the ring maintains a comfortable and elegant wearability with a gold weight of 4.57 grams. Certified by IGI & BIS Hallmarked, it meets the highest standards of quality and authenticity. Whether worn as a statement piece or to elevate your evening look, this lab-grown diamond marquise ring embodies modern luxury and timeless beauty.
Product Details:
- Main Stone: Lab-Grown Diamonds
- Diamond Shape: Marquise
- Total Diamond Carat Weight: 6.83ct
- Diamond Creation Process: HPHT
- Metal: 18k Solid Gold (Available in White, Rose, and Yellow Gold)
- Gold Weight: 4.57 grams
- Certifications: IGI & BIS Hallmarked
- Shipping: Secure and insured worldwide shipping
- Customer Support: Available via email and WhatsApp
We offer free shipping across the USA on all orders—no minimum required.
Processing & Handling: 5–10 business days
Shipping Time: 10–15 business days
Total Delivery Time: 15–25 business days from the date of order
Carriers: USPS & UPSÂ
Please inspect your package upon delivery for any damage or tampering before signing.
For assistance, contact us at contact@thekaratstore.uk.
Thank you for shopping with The Karat Store US!
We take pride in offering high-quality jewelry and providing the necessary certifications to ensure your peace of mind. Below is a breakdown of the certification process for each product type:
Lab-Grown Solitaire Jewelry:Â Certified by the International Gemological Institute (IGI)Â for authenticity and quality.
Gemstone Jewelry:Â Accompanied by a detailed Gemologist Report.
- Certified by YGA (Your Gemologist Associatio.
- Optional Certification: For IGI or GIA certification, available upon request. Please note that this comes with a 30-40 day waiting period and an additional charge.
Moissanite Jewelry:Â Certified by the Gemological Research Association (GRA)Â with a comprehensive report.
For more details, Check out our certification information page.
To keep your jewelry from The Karat Store looking its best, follow these simple care tips:
- Clean Regularly: Use a mild soap and water solution, gently scrub with a soft brush, rinse, and dry with a soft cloth.
- Store Safely: Keep your jewelry in a dry place, in a jewelry box or soft pouch, and separate pieces to avoid scratches.
- Avoid Chemicals: Remove jewelry before swimming or using cleaning products to prevent exposure to harsh chemicals.
- Handle with Care: Avoid wearing jewelry during activities that may cause damage, such as exercising or heavy lifting.
- Inspect Periodically: Check for loose stones or worn settings. Contact us for repairs if needed.
By following these tips, you can ensure your 14k gold jewelry remains beautiful for years to come. For any questions, contact us at thekaratstore@gmail.com.
RELATED PRODUCTS
14K Solid Gold 3 Ct Emerald Cut Halo Lab Grown Diamond Engagement Ring
The 14K Solid Gold Emerald Cut Halo Ring Lab Grown Diamond Engagement Ring by The Karat Store combines timeless elegance and sustainability. Available in 14K gold with options for rose, yellow, or white gold, featuring a 3.00 ct diamond with VVS-VS clarity and E-F colour. Perfect for the eco-conscious couple.
Round Cut 1 ct Lab Grown Diamond Pave Setting Engagement Ring
The Round Cut 1 ct Lab Grown Diamond Pave Setting Engagement Ring by The Karat Store combines timeless elegance and sustainability. Available in 14K gold with options for rose, yellow, or white gold, featuring a 1.00 ct lab-grown diamond with VVS-VS clarity and E-F colour. Perfect for the eco-conscious couple.
Reviews
Clear filtersThere are no reviews yet.