Open Gap Round and Marquise Lab Grown Diamond Stackable Wedding Band | Plinth
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Description
Description
Redefine your bridal set with the Plinth Open Gap Lab Grown Diamond Wedding Band by Jewel Nests. Expertly designed to solve the challenge of the "perfect fit," this band features a strategic open-front silhouette that accommodates even the most prominent engagement ring center stones. Adorned with a rhythmic sequence of marquise and round brilliant lab-grown diamonds, the Plinth offers a sophisticated, textured sparkle that frames your main stone with architectural grace.
Diamond Details
Diamond Shape: Round Brilliant and Marquise Cut (Lab-Grown)
Total Carat Weight: 0.40 - 0.50 CT
Quality: VS - VVS Clarity, E - F Color
Coverage: 60% diamond-set circumference for maximum frontal brilliance
Setting Style: Alternating Secure Prong Setting
Band Details
Band Width: 2.0 mm
Design Profile: Open Gap "Plinth" architecture
Finish: High-Polish Dimensional Finish
Product Highlights
Contoured Open-Gap Silhouette: The strategic opening at the top of the band allows it to sit flush against engagement rings with large or low-set center stones, eliminating unsightly gaps in your stack.
Rhythmic Multi-Shape Sparkle: By alternating marquise and round diamonds, the Plinth creates a dynamic visual texture that adds depth and unique character to any jewelry ensemble.
Exceptional Frontal Brilliance: With 60% of the band covered in premium diamonds, this ring ensures a continuous, high-impact shimmer that spans the visible surface of your finger.
Ethical Craftsmanship: Features premium IGI-certified lab-grown diamonds, offering a sustainable, conflict-free choice for the modern, eco-conscious bride.
Superior Light Performance: Top-tier E-F color and VS-VVS clarity diamonds provide a brilliant, icy glow that perfectly matches high-quality engagement centerpieces.
Robust Daily Comfort: The 2.0 mm band width provides a perfect balance between a delicate aesthetic and the structural integrity needed for lifelong daily wear.
Customization Note: We can adjust the width of the open gap to perfectly match the dimensions of your specific engagement ring. Contact us for bespoke modifications to the Plinth design.
Premium Metal Options: Available in Platinum and 14K & 18K Gold (Yellow, White, and Rose). 10K Gold is available upon request for a custom quote.
Made in Canada: Handcrafted with meticulous precision in Toronto, each Jewel Nests piece is a testament to quality regional artistry. We offer worldwide shipping to bring our ethical designs to you, wherever you are.
Our Mission: Your love story helps others. For every order placed, Jewel Nests proudly provides one meal to a child in need.
Shipping
Shipping
We offer free complimentary express shipping worldwide, with delivery typically within 1–8 business days, depending on the destination. Every order is securely packed and fully insured for peace of mind.
For faster delivery, we also provide paid express priority overnight shipping upon request, with delivery in 1–2 business days. Please contact our team directly to arrange priority shipping and we’ll ensure your order is prioritized accordingly.
Returns Policy
Returns Policy
Jewel Nests offers a 30-day return and exchange policy for eligible items. Products must be unworn, unused, and returned in original packaging with certificates. We provide a no restocking fee and no questions asked process for eligible returns. Custom, resized, or engraved pieces may not be eligible for return, but we always aim to ensure a smooth and supportive experience for every customer.

Terms & Conditions for Free Gift
- Automatic application. This offer applies automatically once your cart total reaches $3,000 CAD or more — no coupon code is required. This offer cannot be combined with any other coupon, discount code, or promotional offer, and cannot be applied retroactively to orders placed before the offer period.
- Returns and order value. If any item from a qualifying order is returned and the remaining order value falls below $3,000 CAD, the free earrings must be returned to Jewel Nests in their original, unworn condition, or their retail value will be deducted from your refund.
- The free item itself is non-returnable and non-exchangeable. The earrings provided under this offer cannot be returned, exchanged, or refunded on their own, and will not be replaced if lost, misplaced, or stolen after delivery.
- Warranty and service exclusions. The free earrings are not eligible for Jewel Nests' 1-Year Comprehensive Warranty or Lifetime Diamond Guarantee, and do not qualify for trade-in, upgrade, resizing, or engraving services.
- Availability. This offer is available in limited quantities while supplies last. Jewel Nests reserves the right to substitute the free item with one of comparable value if the advertised item becomes unavailable.
- Right to refuse. Jewel Nests reserves the right, at its sole discretion, to withhold this offer in cases of suspected fraud, abuse, or deceptive ordering practices.
- Duties and taxes. The purchaser is solely responsible for any applicable customs duties, import fees, or taxes associated with receipt of the free item, in addition to those applied to the qualifying order.
- Offer period. This offer begins August 10, 2026, and continues until further notice, or while supplies last, whichever comes first.
- Changes to terms. Jewel Nests reserves the right to modify, suspend, or end this offer at any time without prior notice. Additional restrictions may apply.
Select Ring Size
Please note that all ring sizes listed are in US sizing standards. To find your perfect fit at home, please visit our Find Your Ring Size page before placing your order.
If your ring size isn’t quite right, don’t worry — we offer a free ring resizing service to ensure the perfect fit.
1.80mm Band
2.0mm Band
2.25mm Band
2.50mm Band
Engraving
Enter your engraving text Add a personal message Max 12 characters No emojis allowed Text will be engraved as entered Double check spelling before confirming Engraved items cannot be changed May increase delivery time
Try initials names or dates Keep it simple and meaningful Elegant uppercase engraving Limited space keep it concise Preview shows approximate result
Add an Appraisal Certificate
A jewelry appraisal certificate is an official document detailing your Jewelry's exact specifications, including metal purity, gemstone quality, and its current retail replacement value. You can use this certificate to secure insurance coverage for your ring, verify its authenticity, or establish its value for future resale and estate planning. To guarantee an accurate and unbiased evaluation, every appraisal certificate is strictly prepared and issued by independent, certified gemologists.
Back Type
Enter your engraving text Add a personal message Max 12 characters No emojis allowed Text will be engraved as entered Double check spelling before confirming Engraved items cannot be changed May increase delivery time
Try initials names or dates Keep it simple and meaningful Elegant uppercase engraving Limited space keep it concise Preview shows approximate result
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