1.25 Carat Heartvs1.5 Carat Radiant

When comparing a 1.25 carat Heart to a 1.5 carat Radiant, the visual size difference is minimal. Both diamonds occupy nearly the same surface area (within 3%), making them appear almost identical when viewed face-up.

Detailed Measurements:

The 1.25 carat heart diamond measures 6.8mm × 6.8mm, while the 1.5 carat radiant measures 7.1mm × 5.7mm. The 1.5 carat radiant covers approximately 42% of the width of an average finger (size 6.5), creating a substantial, eye-catching presence.

Shopping Considerations:

Beyond size, consider that heart 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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