In 2025, lab-grown diamonds have moved from niche to mainstream, offering eco-minded shoppers larger carats at lower prices—yet they lack the resale market strength of GIA-certified, conflict-free natural stones. This guide cuts through the hype with an unbiased comparison of origins, ethics, cost, and performance, so you can choose the diamond that best fits your values, budget, and lasting legacy.

The 4Cs of diamonds are frequently used to assess the quality of diamonds. The 4Cs of diamonds are cut, color, clarity, and carat weight.

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