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9.5ct Emerald (Round, 14.4×14.4mm, Green) vs 9.5ct Tourmaline (Round, 13.84×13.84mm, Purple)


Quick summary: When looked from above (face-up position), 9.5ct Emerald (14.4×14.4mm, round cut) appears 8% larger than 9.5ct Tourmaline (13.84×13.84mm, round cut). See below how they compare side-by-side on a ring and finger.

9.5ct Emerald (round cut)
vs
9.5ct Tourmaline (round cut)
green
 
purple
14.4×14.4 mm 13.84×13.84 mm
actual size
Actual size of 9.5ct Emerald (round cut, 14.4×14.4mm, Green color)   Actual size of 9.5ct Tourmaline (round cut, 13.84×13.84mm, Purple color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Green 9.5ct Emerald (round cut, 14.4×14.4mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Purple 9.5ct Tourmaline (round cut, 13.84×13.84mm) 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
86% vs 82%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 9.5ct Emerald Round (14.4×14.4mm, Green) and 9.5ct Tourmaline Round (13.84×13.84mm, Purple) 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, Tourmaline will face-up smaller than Emerald for a given carat weight, because it has higher specific gravity (3.06 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.


9.5 Ct Emerald (Round) 9.5 Ct Tourmaline (Round)
14.4×14.4 mm vs 13.84×13.84 mm
162.86 mm²   150.44 mm²
Face-up size outline for 9.5ct Emerald (14.4×14.4mm, round cut)
Face-up size outline for 9.5ct Tourmaline (13.84×13.84mm, round cut)
9.5ct Emerald Round (14.4×14.4mm)
9.5ct Tourmaline Round (13.84×13.84mm)
Difference: 8% (12.42 mm²)
9.5ct Emerald (Round, 14.4×14.4mm) has approx. 8% more face-up area than 9.5ct Tourmaline (Round, 13.84×13.84mm).


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