See our 3 carat radiant cut lab grown diamond ring sparkle from every angle. Designed for brilliance, made for impact — this ring is the ultimate balance of size, beauty, and ethical craftsmanship.

3 Carat Oval Lab Grown Diamond Ring in 14K yellow gold hidden halo Future Jewelry

Pure | Classic | Timeless

Gold

Timeless and radiant, gold exudes luxury and elegance. A classic choice that never goes out of style.

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Elegant | Chic | Warm

Rose Gold

Soft, romantic, and modern. Rose gold blends warmth with sophistication, making every piece uniquely elegant.

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Modern | Sleek | Luxe

White Gold

Sleek and sophisticated, white gold offers a contemporary shine with a refined touch of luxury.

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Timeless Elegance, Perfectly Cut

Fancy & Round Diamonds

Whether your business is looking for classic round diamonds or exquisite fancy shapes, we’ve got you covered. Explore our selection of Marquise, Emerald, Oval, Cushion, Pear, Princess, and Asscher-cut diamonds, perfect for creating stunning jewelry pieces. Choose from high-quality loose diamonds that shine with brilliance and precision.

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Vibrant Hues, Exceptional Beauty

Colored Diamonds

From stunning pink and yellow diamonds to rare, breathtaking hues, we offer an exquisite collection of colored diamonds. Whether you're searching for a statement piece or a unique touch, we provide a variety of options. Need a specific shade? Let us know, we’ll find the perfect match for you.

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Your Vision, Cut to Perfection

Custom Laser-Cut Diamonds

Looking for something truly one-of-a-kind? We offer custom laser-cut diamonds in any shape imaginable, unicorns, bears, dolphins, elephants, and more. Bring your creativity to life with precision-cut diamonds tailored to your vision. Let us craft the perfect piece for your collection.

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Watch how our lab grown diamond ring glows in daylight. Ethically created and crafted to perfection, this piece delivers the same fire and brilliance as mined diamonds — without the markup.

Experience the elegance of our lab grown diamond anniversary ring, crafted with care and priced with purpose. Whether celebrating love or marking a milestone, this radiant piece tells your story with brilliance and intention.

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3 Carat Diamond Rings

Explore Future Jewelry’s collection of 3 carat lab grown diamond rings designed for customers searching for bold, high-carat engagement rings in 14K or 18K gold. Choose from solitaire, oval, emerald, and three-stone styles crafted with certified lab created diamonds.

These rings feature real lab grown diamonds that look identical to mined stones, offering exceptional size and value. Ideal for engagement, anniversary, or luxury gifting, each ring delivers brilliance with sustainability in mind.

Future Jewelry is the largest online store for lab grown diamond engagement rings. We focus on search-optimized, ethical fine jewelry that ranks, converts, and lasts.

Is a lab grown diamond a real diamond?
Yes, it’s a real diamond with the same chemical and physical properties as mined diamonds.
Is it worth buying lab grown diamonds?
Yes, they offer the same look and durability at a lower price and with ethical sourcing.
What are the negatives of lab grown diamonds?
Lower resale value and lack of natural rarity are the main drawbacks.
Can a jeweler tell a lab grown diamond?
Not without advanced equipment. They look identical to natural diamonds.
How much should a 3 carat lab grown diamond ring cost?
$6,000–$9,000, depending on cut, color, clarity, and certification.