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2.1ct Diamond (Oval, 10.4×6.93mm, White) vs 1.5ct Emerald (Emerald, 8.33×6.17mm, Green)


Quick summary: When looked from above (face-up position), 2.1ct Diamond (10.4×6.93mm, oval cut) appears 24% larger than 1.5ct Emerald (8.33×6.17mm, emerald cut). See below how they compare side-by-side on a ring and finger.

2.1ct Diamond (oval cut)
vs
 1.5ct Emerald (emerald cut)
white
 
green
10.4×6.93 mm 8.33×6.17 mm
actual size
Actual size of 2.1ct Diamond (oval cut, 10.4×6.93mm, White color)   Actual size of 1.5ct Emerald (emerald cut, 8.33×6.17mm, Green color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 2.1ct Diamond (oval cut, 10.4×6.93mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Green 1.5ct Emerald (emerald cut, 8.33×6.17mm) 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
 42% vs 37%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 2.1ct Diamond Oval (10.4×6.93mm, White) and 1.5ct Emerald Emerald (8.33×6.17mm, Green) 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. 2.72 - 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.


2.1 Ct Diamond (Oval) 1.5 Ct Emerald (Emerald)
10.4×6.93 mm vs 8.33×6.17 mm
59.1 mm²   47.8 mm²
Face-up size outline for 2.1ct Diamond (10.4×6.93mm, oval cut)
Face-up size outline for 1.5ct Emerald (8.33×6.17mm, emerald cut)
2.1ct Diamond Oval (10.4×6.93mm)
1.5ct Emerald Emerald (8.33×6.17mm)
Difference: 24% (11.3 mm²)
2.1ct Diamond (Oval, 10.4×6.93mm) has approx. 24% more face-up area than 1.5ct Emerald (Emerald, 8.33×6.17mm).


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