Why Choose Precious Carbon for your Lab-Grown Diamond Engagement
Rings?
At Precious Carbon, we combine affordability, craftsmanship, and trust — helping you get a bigger, brighter
diamond without the big price tag.
Lab Diamonds for Every Style
Every cut lab-grown diamond from Precious Carbon is crafted for
perfection and available in all major grades and sizes.
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Diamond Cuts:
Ideal, Excellent, Very Good, Good
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Diamond Color:
D, E, F, G, H, I, J, K
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Diamond Clarity:
FL, IF, VVS1, VVS2, VS1, VS2, SI1
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Applications:
Engagement Rings, Wedding Rings,
Pendants, Earrings, Bracelets
Our lab-grown diamonds offer the perfect combination of timeless
beauty, sustainable craftsmanship, and affordability.
Popular Lab-Grown Diamond Sizes in the USA
Explore the most common lab-grown diamond sizes and what they’re
best suited for:
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1 Carat Lab-Grown Diamond
Perfect for classic engagement rings.
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2 Carat Lab-Grown Diamond
Ideal for larger engagement or statement rings.
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3 Carat Cut Lab Diamond
Popular for high-end rings or pendants.
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4 Carat Cut Lab Diamond
Great for luxury jewelry and centerpieces.
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5 Carat Lab-Grown Diamond
For bold, premium statement designs.
Each diamond is precision-cut, ethically grown, and priced to give you the most brilliance for your budget.
