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6ct Diamond (Emerald, 12.14×8.99mm, White) vs 3ct Diamond (Oval, 11.7×7.8mm, White)


Quick summary: When looked from above (face-up position), 6ct Diamond (12.14×8.99mm, emerald cut) appears 36% larger than 3ct Diamond (11.7×7.8mm, oval cut). See below how they compare side-by-side on a ring and finger.

6ct Diamond (emerald cut)
vs
3ct Diamond (oval cut)
white
 
white
12.14×8.99 mm 11.7×7.8 mm
actual size
Actual size of 6ct Diamond (emerald cut, 12.14×8.99mm, White color)   Actual size of 3ct Diamond (oval cut, 11.7×7.8mm, White color)
 
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Ring: Skin tone:
Ring width: 3.0 mm
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Left finger image
Ring on left finger
White 6ct Diamond (emerald cut, 12.14×8.99mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 3ct Diamond (oval cut, 11.7×7.8mm) on a right ring and finger
Your settings
Ring
Gold
Skin tone
Light
Ring diameter
16.9 mm
Ring width
3.0 mm
Finger length
64 mm
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Ring diameter: 16.9 mm
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Actual sizes of 6ct Diamond Emerald (12.14×8.99mm, White) and 3ct Diamond Oval (11.7×7.8mm, White) as they would appear on a ring and finger. Adjust the ring and finger size to get an idea of how these gemstones would look on your finger.

Where to buy?

For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile

Face-up Size

The face-up size depends on the shape of the gem, its weight and the proportions of the cut. Face-up area is a measure of the size of the gem when viewed from above (as set in a ring). It tells you how big the gem is at the girdle plane.


6 Ct Diamond (Emerald) 3 Ct Diamond (Oval)
12.14×8.99 mm vs 11.7×7.8 mm
101.5 mm²   74.83 mm²
Face-up size outline for 6ct Diamond (12.14×8.99mm, emerald cut)
Face-up size outline for 3ct Diamond (11.7×7.8mm, oval cut)
6ct Diamond Emerald (12.14×8.99mm)
3ct Diamond Oval (11.7×7.8mm)
Difference: 36% (26.67 mm²)
6ct Diamond Emerald (12.14×8.99mm) has approx. 36% more face-up area than 3ct Diamond Oval (11.7×7.8mm).


Popular comparisons:

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If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.