The Lissa Solitaire

Sculptural and fluid, the Lissa Solitaire redefines the classic engagement ring. An asymmetrical band of 18k Solid Gold wraps seamlessly around the finger, cradling the center stone in a continuous, modern arc.

Designed for those who appreciate art in motion, the Lissa’s distinctive bypass silhouette highlights the diamond’s brilliance from every angle while maintaining a secure, low-profile fit.

Color: 18k Solid Yellow Gold
Shape: Oval

Ring Size *

$3,050

This item is custom made for you.

Estimated delivery between March 23 and April 01

Center Stone: Certified Lab-Grown Diamond (D Color, VVS+ Clarity).

Band Width: 1.8 mm

Center Diamond: D Color (Colorless) & VVS+ Clarity. We strictly accept only the top 1% of lab-grown diamonds for pure, icy white brilliance.

Accent Diamonds: F+ Color & VS+ Clarity. Meticulously hand-matched to ensure they are colorless, eye-clean, and complement the center stone.

Cut Grade: Ideal / Excellent. Precision faceting to maximize fire and light return.

Certification: Every center stone includes an official IGI or GIA grading report.

Looking for something larger?We access exclusive stones up to 10+ Carats. Contact our Bespoke Team for a private consultation and stone sourcing.

Handcrafted in the U.S.

Free Shipping & 30-day Resizing

Lifetime Warranty

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LUMEO Lissa Oval lab diamond ring in 18k solid yellow gold

The Lissa Solitaire

$3,050

$3,050

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

“Free resize saved my proposal panic!” — Carlos M.

“Ring was flawless, arrived 3 days early.” — Jenna P.

“Platinum still looks brand-new after a year.” — Avery S.

We Don’t List Every Diamond. Only the Perfect Ones.

The LUMEO Difference

We believe you shouldn’t need a degree in gemology to buy a ring. Most retailers overwhelm you with thousands of options, hiding poor cuts and cloudy stones in the mix. We take a different approach.

We strictly curate only the top 1% of lab-grown diamonds for our center stones.

  • Color: D (Colorless) – The highest color grade possible. As shown on the scale, 'D' is chemically pure. No yellow tints, just pure icy white.
  • Clarity: VVS+ (Very, Very Slightly Included) – Flawless to the naked eye. Even under 10x magnification, imperfections are nearly impossible to find.
  • Cut: Ideal / Excellent – The engine of sparkle. We require precision faceting that reflects the maximum amount of light.

The Transparency Promise:
Every center stone is hand-selected for optimal brilliance and comes with a full IGI or GIA grading certificate, proving its quality matches our promise.

SOLID, SUBSTANTIAL GOLD

We reject the disposable culture of vermeil and plating. We craft exclusively in solid 18k gold and platinum—materials designed to be worn daily, refinished endlessly, and passed down for generations.

100% CONFLICT-FREE

Grown, not mined. Our lab-grown diamonds are physically and chemically identical to mined stones, but without the environmental or human toll.

MADE TO ORDER

Most jewelers resize mass-produced stock. We cast and hand-finished specifically for you. This ensures superior structural integrity, a perfect fit without resizing lines, and a piece of jewelry that has never been worn by anyone else.