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1.5ct Emerald (Emerald, 8.33×6.17mm, Green) vs 0.11ct Diamond (Round, 3.11×3.11mm, White)


Quick summary: When looked from above (face-up position), 1.5ct Emerald (8.33×6.17mm, emerald cut) appears 6.3 times larger than 0.11ct Diamond (3.11×3.11mm, round cut). See below how they compare side-by-side on a ring and finger.

1.5ct Emerald (emerald cut)
vs
0.11ct Diamond (round cut)
green
 
white
8.33×6.17 mm 3.11×3.11 mm
actual size
Actual size of 1.5ct Emerald (emerald cut, 8.33×6.17mm, Green color)   Actual size of 0.11ct Diamond (round cut, 3.11×3.11mm, 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
Green 1.5ct Emerald (emerald cut, 8.33×6.17mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 0.11ct Diamond (round cut, 3.11×3.11mm) 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 1.5ct Emerald Emerald (8.33×6.17mm, Green) and 0.11ct Diamond Round (3.11×3.11mm, 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

All things being equal, Diamond will face-up smaller than Emerald for a given carat weight, because it has higher specific gravity (3.52 vs. 2.7 - this means it's "heavier" compared to Emerald of the same size). Face-up size also depends heavily on 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.


1.5 Ct Emerald (Emerald) 0.11 Ct Diamond (Round)
8.33×6.17 mm vs 3.11×3.11 mm
47.8 mm²   7.6 mm²
Face-up size outline for 1.5ct Emerald (8.33×6.17mm, emerald cut)
Face-up size outline for 0.11ct Diamond (3.11×3.11mm, round cut)
1.5ct Emerald Emerald (8.33×6.17mm)
0.11ct Diamond Round (3.11×3.11mm)
Difference: 529% (40.2 mm²)
1.5ct Emerald Emerald (8.33×6.17mm) has approx. 529% more face-up area than 0.11ct Diamond Round (3.11×3.11mm). In other words, it's 6.29x larger.


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