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4.54ct Diamond (Marquise, 17.2×8.6mm, White) vs 5.57ct Diamond (Marquise, 18.42×9.21mm, White)


Quick summary: When looked from above (face-up position), 5.57ct Diamond (18.42×9.21mm, marquise cut) appears 15% larger than 4.54ct Diamond (17.2×8.6mm, marquise cut). See below how they compare side-by-side on a ring and finger.

4.54ct Diamond (marquise cut)
vs
 5.57ct Diamond (marquise cut)
white
 
white
17.2×8.6 mm 18.42×9.21 mm
actual size
Actual size of 4.54ct Diamond (marquise cut, 17.2×8.6mm, White color)   Actual size of 5.57ct Diamond (marquise cut, 18.42×9.21mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 4.54ct Diamond (marquise cut, 17.2×8.6mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 5.57ct Diamond (marquise cut, 18.42×9.21mm) 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
 51% vs 55%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 4.54ct Diamond Marquise (17.2×8.6mm, White) and 5.57ct Diamond Marquise (18.42×9.21mm, 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.


4.54 Ct Diamond (Marquise) 5.57 Ct Diamond (Marquise)
17.2×8.6 mm vs 18.42×9.21 mm
105.02 mm²   120.45 mm²
Face-up size outline for 5.57ct Diamond (18.42×9.21mm, marquise cut)
Face-up size outline for 4.54ct Diamond (17.2×8.6mm, marquise cut)
4.54ct Diamond Marquise (17.2×8.6mm)
5.57ct Diamond Marquise (18.42×9.21mm)
Difference: 15% (15.43 mm²)
5.57ct Diamond (Marquise, 18.42×9.21mm) has approx. 15% more face-up area than 4.54ct Diamond (Marquise, 17.2×8.6mm).


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