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1.5 Carat Lab Grown Diamond Engagement Ring

Make your commitment unforgettable with a 1.5 carat lab grown diamond engagement ring—a statement of love, sustainability, and style. At Brilliant Carats, we bring the sparkle of the future into every ring, offering a collection of IGI or GIA certified lab grown diamonds that embody beauty and ethical excellence.

Whether you're selecting the perfect engagement ring for your partner or designing your own, a 1.5 carat lab grown diamond offers substantial presence and brilliance—crafted to reflect your personality and taste.

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29 products

Save 12%Front view of an oval-cut center stone halo engagement ring with a yellow gold beaded band.
BRILLIANT CARATS
Radiant Bubble Oval Halo Lab Diamond Ring in Solid Gold Sale priceFrom $1,397.00 USD Regular price$1,587.00 USD
Metal Type
BCPRRDK26-WG-01
Metal Type
BCEMRDK27-WG-01
Metal Type
BCEMRDK19-WG-01
Metal Type
BCEMRDK07-WG-01
Metal Type
Front view of an oval-cut center stone engagement ring with a halo and yellow gold pavé band.
Metal Type
#White Gold
Metal Type
BCOVRDK25-WG-01
BRILLIANT CARATS
Oval Halo Lab Diamond Ring Sale priceFrom $1,322.00 USD
Metal Type
Pear-shaped lab-grown diamond solitaire engagement ring in yellow gold, front view.
Metal Type
#Yellow Gold
Metal Type
BCEMRDK15-YG-01
Metal Type
BCPRRDK06-WG-01
Metal Type
Sugar-loaf Cushion Sapphire and Diamond Ring
Material Color
Save 12%Front view of a pear-cut center stone engagement ring with a pavé band in white metal.
BRILLIANT CARATS
Celeste Pear Lab Diamond Pavé Engagement Ring Sale priceFrom $720.00 USD Regular price$818.00 USD
Metal Type
#White Gold
Metal Type
BCOVRDK09-WG-01
Metal Type
#Yellow Gold
Metal Type
BCOVRDK13-WG-01
Metal Type
BCOVRDK17-WG-01
Metal Type
(5.0)
#White Gold
Metal Type
BCOVRDK21-WG-01
Metal Type
BCPRRDK22-WG-01
Metal Type
BCEAMXDK01-YG-01
Metal Type
BCEAMXDK02-YG-01
Metal Type
BCEAMXDK03-YG-01
Metal Type
BCEAMXDK04-YG-01
Metal Type
BCEAMXDK05-YG-01
Metal Type
BCEAMXDK07-YG-01
Metal Type
BCEAMXDK08-YG-01
Metal Type

Why Choose Lab Grown?

Lab grown diamonds are physically and optically identical to natural diamonds. The only difference lies in origin—not quality. Created without mining or harsh chemicals, they offer a cleaner, more conscious way to symbolize your love. Grown in labs under high-tech conditions, these diamonds deliver the same fire, clarity, and durability at a more accessible price point.

Each diamond is certified and meticulously graded for cut, color, clarity, and carat weight, helping you make a confident, informed purchase.

A Shape and Setting for Every Style

Our collection spans a stunning range of diamond shapes—including round, oval, emerald, princess, cushion, asscher, pear, marquise, and even heart-shaped stones. Whether you prefer a minimalist solitaire setting or a statement halo design, we help you find a piece that matches your vision and lifestyle.

Choose from timeless metals like white gold, yellow gold, platinum, or romantic rose gold to complement the brilliance of your center stone.

Precision, Passion, and Personalization

At Brilliant Carats, every diamond engagement ring is hand selected and finely crafted for lifelong wear. We focus on the important details—proportions, light return, and symmetry—ensuring each piece exceeds your expectations.

And because every person is unique, we offer customization to help you choose the setting, size, shape, and style that’s perfect for you or your loved one.

What to Expect From a 1.5 Carat Lab Grown Diamond Ring

✔ Brilliant size with bold presence — ideal for standout engagements

✔ Affordable luxury: more carat for your budget

✔ Eco-conscious and ethically sourced

✔ Certified by respected authorities like GIA, IGI

✔ A range of shapes, colors, and settings to express your individuality

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