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4.5ct Sapphire (Round, 9.87×9.87mm, Blue) vs 4ct Sapphire (Round, 9.49×9.49mm, Blue)


Quick summary: When looked from above (face-up position), 4.5ct Sapphire (9.87×9.87mm, round cut) appears 8% larger than 4ct Sapphire (9.49×9.49mm, round cut). See below how they compare side-by-side on a ring and finger.

4.5ct Sapphire (round cut)
vs
 4ct Sapphire (round cut)
blue
 
blue
9.87×9.87 mm 9.49×9.49 mm
actual size
Actual size of 4.5ct Sapphire (round cut, 9.87×9.87mm, Blue color)   Actual size of 4ct Sapphire (round cut, 9.49×9.49mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 4.5ct Sapphire (round cut, 9.87×9.87mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 4ct Sapphire (round cut, 9.49×9.49mm) 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
 59% vs 57%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 4.5ct Sapphire Round (9.87×9.87mm, Blue) and 4ct Sapphire Round (9.49×9.49mm, 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

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.


4.5 Ct Sapphire (Round) 4 Ct Sapphire (Round)
9.87×9.87 mm vs 9.49×9.49 mm
76.51 mm²   70.73 mm²
Face-up size outline for 4.5ct Sapphire (9.87×9.87mm, round cut)
Face-up size outline for 4ct Sapphire (9.49×9.49mm, round cut)
4.5ct Sapphire Round (9.87×9.87mm)
4ct Sapphire Round (9.49×9.49mm)
Difference: 8% (5.78 mm²)
4.5ct Sapphire (Round, 9.87×9.87mm) has approx. 8% more face-up area than 4ct Sapphire (Round, 9.49×9.49mm).


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