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1.45ct Ruby (Round, 6.77×6.77mm, Red) vs 1.77ct Ruby (Oval, 8×6mm, Red)


Quick summary: When looked from above (face-up position), 1.77ct Ruby (8×6mm, oval cut) appears 9% larger than 1.45ct Ruby (6.77×6.77mm, round cut). See below how they compare side-by-side on a ring and finger.

1.45ct Ruby (round cut)
vs
 1.77ct Ruby (oval cut)
red
 
red
6.77×6.77 mm 8×6 mm
actual size
Actual size of 1.45ct Ruby (round cut, 6.77×6.77mm, Red color)   Actual size of 1.77ct Ruby (oval cut, 8×6mm, Red color)
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
Red 1.45ct Ruby (round cut, 6.77×6.77mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
Red 1.77ct Ruby (oval cut, 8×6mm) 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
 41% vs 36%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.45ct Ruby Round (6.77×6.77mm, Red) and 1.77ct Ruby Oval (8×6mm, Red) 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.


1.45 Ct Ruby (Round) 1.77 Ct Ruby (Oval)
6.77×6.77 mm vs 8×6 mm
36 mm²   39.36 mm²
Face-up size outline for 1.77ct Ruby (8×6mm, oval cut)
Face-up size outline for 1.45ct Ruby (6.77×6.77mm, round cut)
1.45ct Ruby Round (6.77×6.77mm)
1.77ct Ruby Oval (8×6mm)
Difference: 9% (3.36 mm²)
1.77ct Ruby (Oval, 8×6mm) has approx. 9% more face-up area than 1.45ct Ruby (Round, 6.77×6.77mm).


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