New

Monique Lhuillier Bliss Certified Marquise-Cut Lab-Grown Diamond Engagement Ring

3-7/8 ct tw
● 18K White Gold
Discounted Price $6,439.99 Original Price was $9,199.99 30% Off
Now $5,795.99  • with promo - 10% Off Select Styles. Discount Applied in Bag.
Until 10/30/26 at 11:59 PM EST  • 
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She'll be in awe of the captivating design of this certified lab-grown diamond engagement ring.

  • 18K white gold
  • A 3-carat marquise-cut lab-grown diamond sparkles in a talon-prong setting
  • Pear-shaped lab-grown diamonds flank each side
  • Round-cut lab-grown diamonds dazzle under the setting and along the bridge
  • A signature element of lab-grown diamonds and milgrain detailing encircles the band, symbolizing unity and eternal love
  • Independently certified
  • Total lab-grown diamond weight is 3 7/8 carats
  • From the Monique Lhuillier Bliss collection, available exclusively at KAY
Item #: 161957802
This exclusive designer collection captures effortless sophistication to help you celebrate every day and every occasion in style.
Diamond tennis bracelet, diamond necklace and hoops

The KAY Promise

We’re committed to responsibly sourcing all of our products — and to using our scale to advance human rights and preserve our planet.
Diamond tennis necklace

Lab-Grown Diamonds

Lab-grown diamonds have the same optical, chemical, and physical properties as natural diamonds. Because of that, lab-grown diamonds can be of comparable quality to natural diamonds in terms of color, clarity, cut, and carat weight, undergoing the same grading and certification processes and can achieve the same standards of excellence. They can be produced in abundance, they are less expensive and make larger diamonds more affordable. They’re the perfect choice if you value innovation and style and don’t want to compromise brilliance.
Monique Lhuillier Bliss Certified Marquise-Cut Lab-Grown Diamond Engagement Ring 3-7/8 ct tw 18K White Gold | Kay