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3ct Sapphire (Emerald, 10×8mm, Blue) vs 5ct Sapphire (Round, 10.22×10.22mm, White)


Quick summary: When looked from above (face-up position), 5ct Sapphire (10.22×10.22mm, round cut) appears 10% larger than 3ct Sapphire (10×8mm, emerald cut). See below how they compare side-by-side on a ring and finger.

3ct Sapphire (emerald cut)
vs
 5ct Sapphire (round cut)
blue
 
white
10×8 mm 10.22×10.22 mm
actual size
Actual size of 3ct Sapphire (emerald cut, 10×8mm, Blue color)   Actual size of 5ct Sapphire (round cut, 10.22×10.22mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 3ct Sapphire (emerald cut, 10×8mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 5ct Sapphire (round cut, 10.22×10.22mm) 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 61%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 3ct Sapphire Emerald (10×8mm, Blue) and 5ct Sapphire Round (10.22×10.22mm, 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.


3 Ct Sapphire (Emerald) 5 Ct Sapphire (Round)
10×8 mm vs 10.22×10.22 mm
74.4 mm²   82.03 mm²
Face-up size outline for 5ct Sapphire (10.22×10.22mm, round cut)
Face-up size outline for 3ct Sapphire (10×8mm, emerald cut)
3ct Sapphire Emerald (10×8mm)
5ct Sapphire Round (10.22×10.22mm)
Difference: 10% (7.63 mm²)
5ct Sapphire (Round, 10.22×10.22mm) has approx. 10% more face-up area than 3ct Sapphire (Emerald, 10×8mm).


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