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5.5ct Diamond (Oval, 14.33×9.55mm, White) vs 3ct Diamond (Marquise, 15×8mm, White)


Quick summary: When looked from above (face-up position), 5.5ct Diamond (14.33×9.55mm, oval cut) appears 32% larger than 3ct Diamond (15×8mm, marquise cut). See below how they compare side-by-side on a ring and finger.

5.5ct Diamond (oval cut)
vs
 3ct Diamond (marquise cut)
white
 
white
14.33×9.55 mm 15×8 mm
actual size
Actual size of 5.5ct Diamond (oval cut, 14.33×9.55mm, White color)   Actual size of 3ct Diamond (marquise cut, 15×8mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 5.5ct Diamond (oval cut, 14.33×9.55mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 3ct Diamond (marquise cut, 15×8mm) 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
Finger coverage
 57% vs 48%
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Ring diameter: 16.9 mm
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Actual sizes of 5.5ct Diamond Oval (14.33×9.55mm, White) and 3ct Diamond Marquise (15×8mm, 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.


5.5 Ct Diamond (Oval) 3 Ct Diamond (Marquise)
14.33×9.55 mm vs 15×8 mm
112.22 mm²   85.2 mm²
Face-up size outline for 5.5ct Diamond (14.33×9.55mm, oval cut)
Face-up size outline for 3ct Diamond (15×8mm, marquise cut)
5.5ct Diamond Oval (14.33×9.55mm)
3ct Diamond Marquise (15×8mm)
Difference: 32% (27.02 mm²)
5.5ct Diamond (Oval, 14.33×9.55mm) has approx. 32% more face-up area than 3ct Diamond (Marquise, 15×8mm).


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