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1.5ct Cubic Zirconia (Baguette, 7.07×4.71mm, White) vs 1.5ct Diamond (Baguette, 8.28×5.52mm, White)


Quick summary: When looked from above (face-up position), 1.5ct Diamond (8.28×5.52mm, baguette cut) appears 37% larger than 1.5ct Cubic Zirconia (7.07×4.71mm, baguette cut). See below how they compare side-by-side on a ring and finger.

1.5ct Cubic Zirconia (baguette cut)
vs
1.5ct Diamond (baguette cut)
white
 
white
7.07×4.71 mm 8.28×5.52 mm
actual size
Actual size of 1.5ct Cubic Zirconia (baguette cut, 7.07×4.71mm, White color)   Actual size of 1.5ct Diamond (baguette cut, 8.28×5.52mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 1.5ct Cubic Zirconia (baguette cut, 7.07×4.71mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 1.5ct Diamond (baguette cut, 8.28×5.52mm) 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
28% vs 33%
Saved...
Ring diameter: 16.9 mm
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Actual sizes of 1.5ct Cubic Zirconia Baguette (7.07×4.71mm, White) and 1.5ct Diamond Baguette (8.28×5.52mm, 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

All things being equal, Cubic Zirconia will face-up smaller than Diamond for a given carat weight, because it has higher specific gravity (5.65 vs. 3.52 - this means it's "heavier" compared to Diamond 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.


1.5 Ct Cubic Zirconia (Baguette) 1.5 Ct Diamond (Baguette)
7.07×4.71 mm vs 8.28×5.52 mm
33.3 mm²   45.71 mm²
Face-up size outline for 1.5ct Diamond (8.28×5.52mm, baguette cut)
Face-up size outline for 1.5ct Cubic Zirconia (7.07×4.71mm, baguette cut)
1.5ct Cubic Zirconia Baguette (7.07×4.71mm)
1.5ct Diamond Baguette (8.28×5.52mm)
Difference: 37% (12.41 mm²)
1.5ct Diamond (Baguette, 8.28×5.52mm) has approx. 37% more face-up area than 1.5ct Cubic Zirconia (Baguette, 7.07×4.71mm).


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