Cathedral Round Brilliant Solitaire Diamond Engagement Ring | 1ct to 5ct | IGI Certified | D Color | VVS Clarity | Solid 14kt & 18kt Gold

Elegant, radiant, and timeless—the Cathedral Round Brilliant Solitaire Diamond Engagement Ring from the GiliBili Engagement Collection is the very definition of classic romance. With its cathedral-style arches gracefully lifting the round brilliant diamond center stone, this ring combines architectural beauty with dazzling simplicity. Available in a choice of solid 14kt or 18kt gold—white, yellow, or rose—and in sizes ranging from 1 carat to 5 carats, it’s designed to suit every love story, milestone, and individual style.

Every engagement ring in this collection showcases an IGI-certified, laser-inscribed diamond, ensuring authenticity and excellence. The center stone is meticulously cut to maximize brilliance and sparkle, graded at the highest standards of D color (colorless) and VVS/VS clarity. With its minimal yet romantic solitaire design and cathedral shoulders that highlight the stone, this piece is a testament to enduring craftsmanship and love. It’s a ring that shines as brightly as your future—made to dazzle forever.

1ct Cathedral Round Brilliant Solitaire Diamond Engagement Ring

A classic choice for understated elegance, the 1 carat cathedral round brilliant solitaire engagement ring is perfect for those who believe less is more. The cathedral arches delicately raise the diamond, giving it a graceful presence while maintaining a sleek, minimalist feel.

Handcrafted in solid 14kt or 18kt gold, and featuring an IGI-certified D color, VVS clarity diamond, this ring is ideal for everyday brilliance and subtle romance. A timeless favorite, it pairs seamlessly with wedding bands and celebrates the beauty of simplicity.

2ct Cathedral Round Solitaire Engagement Ring in Lab Diamond

The 2 carat cathedral solitaire ring offers a striking balance between elegance and presence. The elevated cathedral shoulders highlight the diamond’s fire, making it appear even more brilliant and commanding.

Crafted with precision, the D color, VVS clarity diamond is IGI-certified and laser inscribed. Set in your choice of gold, this piece captures sophistication without overpowering, perfect for brides who want their ring to make a confident yet graceful statement.

3ct Cathedral Round Brilliant Solitaire Diamond Ring

The 3 carat cathedral solitaire engagement ring is designed for those who want brilliance that truly stands out. With its raised cathedral setting, the diamond is elevated to catch light from every angle, creating unmatched sparkle and fire.

Every diamond is hand-selected for D color and VVS clarity, with IGI certification guaranteeing authenticity. The solid gold band offers both strength and elegance, making this ring as enduring as your love.

4ct Cathedral Solitaire Round Cut Diamond Engagement Ring

Bold and luminous, the 4 carat cathedral solitaire engagement ring commands attention with its grand proportions. The cathedral shoulders lift the round brilliant diamond high, enhancing its fire and making it the centerpiece of your story.

With its D color, VVS clarity, IGI-certified diamond set in solid 14kt or 18kt gold, this ring is a stunning modern heirloom. A celebration of love in its purest form, it’s designed for women who want a legacy-worthy piece.

5ct Cathedral Round Brilliant Solitaire Engagement Ring

The 5 carat cathedral solitaire diamond engagement ring is pure luxury. Its dramatic size and brilliance are elevated by the cathedral setting, ensuring maximum light play and sparkle. This is the ultimate ring for women who embrace bold statements with timeless elegance.

Every detail—from the D color, VVS clarity, IGI-certified diamond to the expertly crafted gold band—reflects precision and luxury. A true showstopper, this piece is destined to become a family treasure passed down through generations.

What Are Lab-Grown Diamonds?

Lab-grown diamonds are real diamonds, identical to mined ones in chemical, physical, and optical properties. They are grown using advanced technology, offering brilliance and durability while being ethical and eco-conscious. Each GiliBili diamond is IGI certified, ensuring authenticity and quality you can trust.

👉Learn more about lab-grown diamonds 

Care Instructions

To keep your cathedral solitaire engagement ring sparkling, clean it regularly with warm water, mild soap, and a soft cloth. Avoid harsh chemicals and always store your ring in a soft-lined box or pouch to maintain its brilliance and durability.

👉 How to care for your jewelry

Customisation Options

At GiliBili, we believe your engagement ring should be as unique as your love story. Customise your cathedral solitaire by choosing your diamond size, clarity, and gold type. Add personal engravings or explore different design tweaks to create a one-of-a-kind masterpiece.

Ring Size & Fit

The perfect fit ensures both comfort and security for your engagement ring. Use our printable guide or request a free sizer to find your ideal size before ordering your cathedral solitaire diamond ring

👉 Find your ring size here

FAQs

• What is a cathedral setting? A cathedral setting features arches that lift the diamond above the band, creating height and elegance while emphasizing the center stone.
• Are round brilliant diamonds the most sparkly? Yes! Round brilliant cuts are designed with 58 facets to maximize light reflection, making them the most brilliant of all diamond cuts.
• What materials do you use? We use only solid 14kt or 18kt gold—never plated—available in white, yellow, or rose finishes.
• Is the diamond certified? Absolutely. All GiliBili engagement rings feature IGI-certified, laser-inscribed center stones for guaranteed authenticity.
• Can I wear it daily? Yes! Our cathedral solitaire rings are crafted for durability, making them perfect for everyday wear while maintaining long-lasting brilliance.
• Why choose lab-grown diamonds? They’re real diamonds—identical to mined ones—but ethical, eco-friendly, and more affordable, allowing you to choose larger, higher-quality stones with confidence.