4.0 Carat Princessvs4.0 Carat Radiant

When comparing a 4 carat Princess to a 4 carat Radiant, the visual size difference is minimal. Both diamonds occupy nearly the same surface area (within 1%), making them appear almost identical when viewed face-up.

Detailed Measurements:

The 4 carat princess diamond measures 8.7mm × 8.7mm, while the 4 carat radiant measures 9.6mm × 7.8mm. The 4 carat radiant covers approximately 56% of the width of an average finger (size 6.5), creating a substantial, eye-catching presence.

Shopping Considerations:

Beyond size, consider that princess diamonds tend to have different brilliance patterns compared to radiant cuts. Use the interactive visual tool above to see these diamonds side-by-side with a US dime for real-world scale reference. The measurements shown are based on well-cut diamonds with standard proportions.

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