Multi-Shape Diamond Eternity Band in 18K Gold
Presenting 'The Eternal Prism'—a stunning blend of shapes and sophistication that makes a true statement of elegance. This exquisite ring features a harmonious, repeating pattern of marquise, round brilliant, and baguette-cut lab-grown diamonds. Each stone is carefully selected and set to create a dynamic, textured band that catches the light from every conceivable angle.
This piece is as eye-catching as it is meaningful, perfect as a unique wedding band, a dazzling anniversary ring, or a standalone statement. Crafted from lustrous 18K yellow gold and handmade in our Montreal atelier, 'The Eternal Prism' is an heirloom in the making.
Choose Your Style: This design is available as a comfortable semi-eternity band with diamonds covering the top half, or as a luxurious full eternity band with an unbroken circle of diamonds.
- Metal: 18K Yellow Gold
- Diamonds: Marquise, Round Brilliant, & Baguette Cut Lab-Grown Diamonds
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Style Options:
- Semi-Eternity: Approx. 0.58 TCW (SKU: ET1062)
- Full Eternity: Approx. 0.92 TCW (SKU: ET1063)
- Sizing: Made to order (Please select your size)
- Craftsmanship: Made by Ex Aurum in Montreal
Important Sizing Note: The full eternity version of this ring cannot be resized due to its continuous design. We strongly recommend having your finger professionally sized before ordering the full eternity style.
Choose options
Free Shipping
Canada & US orders ship free. Select international orders qualify.
1-Year Warranty
Covers craftsmanship defects confirmed by our jewelers.
Free Resizing
One free resizing within 1 year of purchase (some exclusions apply).
Fully Insured
All packages are tracked and insured through premium couriers.
Pay Over Time
Available financing with Affirm at checkout.
Custom Design
Modify any design or create something entirely new with us.
The Ex Aurum Commitment to Craftsmanship
Every piece of Ex Aurum jewellery is more than an accessory; it's a testament to a legacy of artistry and an unwavering commitment to quality. We believe the most beautiful creations are born from passion and expertise.
Handcrafted in Our Montreal Atelier
Nestled in the creative heart of Montreal, our atelier is where your jewellery comes to life. Our team of master jewellers meticulously handcrafts each piece, ensuring every detail, from the delicate setting to the final polish, is perfected with skill and care.
Exceptional, Ethically Sourced Materials
We build our pieces to last a lifetime. That begins with using only high-quality, durable precious metals and hand-selecting every diamond and gemstone for its exceptional beauty and brilliance. We are committed to responsible sourcing practices you can feel good about.
Timeless Techniques, Modern Precision
We honour the age-old techniques of traditional goldsmithing while embracing modern technology to achieve unparalleled precision. This fusion of old and new allows us to create timeless treasures that embody both classic elegance and contemporary design.
Frequently Asked Questions
We accept returns on eligible items within 30 days of sale. To be eligible, items must be returned in their original, unworn, and unaltered condition with all original packaging and paperwork. Please note that several items are considered final sale and are not eligible for return, including: all engagement and wedding rings, custom or personalized items, engraved pieces, sale items, and any jewelry over $10,000. For full details or to initiate a return for an eligible item, please contact us.
We provide complimentary, fully insured shipping via premium services like FedEx for all orders within Canada and the US. A tracking number is provided for every shipment. Please allow approximately 1-2 weeks for made-to-order products to be delivered.
Your piece is protected by our one-year warranty covering any manufacturing defects in the setting. To maintain the warranty, a biennial inspection is required. Please be aware that the warranty does not cover the diamonds or center stones themselves, and it is not a substitute for third-party jewelry insurance.
Absolutely. All of our designs can be modified to suit your vision. We specialize in custom design and can work with you to alter this piece or create something entirely new, even incorporating your own diamonds or gemstones. Please contact us to speak with an expert.
Yes. We are pleased to offer one complimentary resizing within the first year of purchase for all eligible rings. We also offer expert engraving services to add a personal touch to your jewelry. Please contact us to confirm eligibility and arrange personalization.