Loose Diamonds

3 Carat F Color Lab Grown Diamonds

Are you looking to buy a lab-grown loose diamond or engagement ring? Select from the thousands of certified diamonds in our collection. Lab-grown diamonds are chemically, physically, and optically identical to mined diamonds — available at 50–70% less than the cost of a naturally mined stone.

Carat · 3.00 – 3.49 ct
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ct
Color
Price · $100 – $1,400,000
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Cut grade only applies to Round diamonds.
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3 Carat F Color Lab-Grown Diamond

Make a refined and radiant statement with a 3 carat F color lab-grown diamond. Appreciated for its near-colorless grade and brilliant sparkle, the F color stands out for offering premium whiteness and beauty—perfect for elegant engagement rings and luxury fine jewelry.

What Is a Lab-Grown Diamond?

Lab-grown diamonds are genuine diamonds produced in laboratory environments using either High Pressure High Temperature (HPHT) or Chemical Vapor Deposition (CVD) methods. These stones are chemically, physically, and visually indistinguishable from mined diamonds—even to trained gemologists using standard tools.

Lab-grown diamonds cost 30% to 50% less than natural stones, while offering a more ethical and environmentally responsible choice.

All RÊVE Diamonds lab-grown gems are certified by leading grading labs, most often IGI or GIA, for trusted quality assurance.

If you need assistance selecting your 3 Carat F Color Lab-Grown Diamond, contact us today:

New York: +1 (646) 898 2098

Los Angeles: +1 (310) 920 6656

Or chat with us now!

Frequently Asked Questions

How much does a 3 carat F color lab-grown diamond cost?

Prices range from $3,000 to $25,000 depending on the 4 Cs (Carat, Cut, Color, Clarity).

How much does a 3 carat F color diamond weigh?

Approximately 0.6 grams or 600 milligrams.

How large is a 3 carat F color diamond?

For an Asscher cut diamond, expect dimensions in this range:

Length: 8.5 mm – 12.5 mm (average 9.8 mm)

Width: 8.3 mm – 11.2 mm (average 9.5 mm)

Depth: 4.9 mm – 7.5 mm (average 6.5 mm)

Explore Our Collections

3 Carat F Color Lab-Grown Diamond | Rêve Diamonds