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1.54ct Sapphire (Cushion, 6.46×6.46mm, Blue) vs 1.75ct Sapphire (Round, 7.2×7.2mm, Blue)


Quick summary: When looked from above (face-up position), 1.75ct Sapphire (7.2×7.2mm, round cut) appears 8% larger than 1.54ct Sapphire (6.46×6.46mm, cushion cut). See below how they compare side-by-side on a ring and finger.

1.54ct Sapphire (cushion cut)
vs
 1.75ct Sapphire (round cut)
blue
 
blue
6.46×6.46 mm 7.2×7.2 mm
actual size
Actual size of 1.54ct Sapphire (cushion cut, 6.46×6.46mm, Blue color)   Actual size of 1.75ct Sapphire (round cut, 7.2×7.2mm, Blue color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Blue 1.54ct Sapphire (cushion cut, 6.46×6.46mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Blue 1.75ct Sapphire (round cut, 7.2×7.2mm) 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
 39% vs 43%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.54ct Sapphire Cushion (6.46×6.46mm, Blue) and 1.75ct Sapphire Round (7.2×7.2mm, 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.


1.54 Ct Sapphire (Cushion) 1.75 Ct Sapphire (Round)
6.46×6.46 mm vs 7.2×7.2 mm
37.56 mm²   40.72 mm²
Face-up size outline for 1.75ct Sapphire (7.2×7.2mm, round cut)
Face-up size outline for 1.54ct Sapphire (6.46×6.46mm, cushion cut)
1.54ct Sapphire Cushion (6.46×6.46mm)
1.75ct Sapphire Round (7.2×7.2mm)
Difference: 8% (3.16 mm²)
1.75ct Sapphire (Round, 7.2×7.2mm) has approx. 8% more face-up area than 1.54ct Sapphire (Cushion, 6.46×6.46mm).


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