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1.6ct Diamond (Emerald, 7.82×5.79mm, White) vs 1.7ct Diamond (Marquise, 12.4×6.2mm, White)


Quick summary: When looked from above (face-up position), 1.7ct Diamond (12.4×6.2mm, marquise cut) appears 30% larger than 1.6ct Diamond (7.82×5.79mm, emerald cut). See below how they compare side-by-side on a ring and finger.

1.6ct Diamond (emerald cut)
vs
1.7ct Diamond (marquise cut)
white
 
white
7.82×5.79 mm 12.4×6.2 mm
actual size
Actual size of 1.6ct Diamond (emerald cut, 7.82×5.79mm, White color)   Actual size of 1.7ct Diamond (marquise cut, 12.4×6.2mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 1.6ct Diamond (emerald cut, 7.82×5.79mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 1.7ct Diamond (marquise cut, 12.4×6.2mm) 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
35% vs 37%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1.6ct Diamond Emerald (7.82×5.79mm, White) and 1.7ct Diamond Marquise (12.4×6.2mm, 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.


1.6 Ct Diamond (Emerald) 1.7 Ct Diamond (Marquise)
7.82×5.79 mm vs 12.4×6.2 mm
42.11 mm²   54.58 mm²
Face-up size outline for 1.7ct Diamond (12.4×6.2mm, marquise cut)
Face-up size outline for 1.6ct Diamond (7.82×5.79mm, emerald cut)
1.6ct Diamond Emerald (7.82×5.79mm)
1.7ct Diamond Marquise (12.4×6.2mm)
Difference: 30% (12.47 mm²)
1.7ct Diamond (Marquise, 12.4×6.2mm) has approx. 30% more face-up area than 1.6ct Diamond (Emerald, 7.82×5.79mm).


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