1.25 Carat Roundvs3.0 Carat Round

When comparing a 1.25 carat Round to a 3 carat Round, the 3 carat Round appears visually larger. It has a face-up surface area that is approximately 91% larger than the 1.25 carat Round. You gain approximately 2.6mm in width by choosing the 3 carat Round over the 1.25 carat version.

Detailed Measurements:

The 1.25 carat round diamond measures 6.8mm × 6.8mm, while the 3 carat round measures 9.4mm × 9.4mm. The 3 carat round covers approximately 55% of the width of an average finger (size 6.5), creating a substantial, eye-catching presence.

Shopping Considerations:

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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