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5ct Sapphire (Emerald, 10.92×8.09mm, Blue) vs 5ct Topaz (Emerald, 11.38×8.43mm, Blue)


Quick summary: When looked from above (face-up position), 5ct Topaz (11.38×8.43mm, emerald cut) appears 9% larger than 5ct Sapphire (10.92×8.09mm, emerald cut). See below how they compare side-by-side on a ring and finger.

5ct Sapphire (emerald cut)
vs
5ct Topaz (emerald cut)
blue
 
blue
10.92×8.09 mm 11.38×8.43 mm
actual size
Actual size of 5ct Sapphire (emerald cut, 10.92×8.09mm, Blue color)   Actual size of 5ct Topaz (emerald cut, 11.38×8.43mm, Blue color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 5ct Sapphire (emerald cut, 10.92×8.09mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 5ct Topaz (emerald cut, 11.38×8.43mm) 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
48% vs 50%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 5ct Sapphire Emerald (10.92×8.09mm, Blue) and 5ct Topaz Emerald (11.38×8.43mm, Blue) 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, Sapphire will face-up smaller than Topaz for a given carat weight, because it has higher specific gravity (4 vs. 3.53 - this means it's "heavier" compared to Topaz 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.


5 Ct Sapphire (Emerald) 5 Ct Topaz (Emerald)
10.92×8.09 mm vs 11.38×8.43 mm
82.16 mm²   89.22 mm²
Face-up size outline for 5ct Topaz (11.38×8.43mm, emerald cut)
Face-up size outline for 5ct Sapphire (10.92×8.09mm, emerald cut)
5ct Sapphire Emerald (10.92×8.09mm)
5ct Topaz Emerald (11.38×8.43mm)
Difference: 9% (7.06 mm²)
5ct Topaz (Emerald, 11.38×8.43mm) has approx. 9% more face-up area than 5ct Sapphire (Emerald, 10.92×8.09mm).


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