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1.25ct Diamond (Baguette, 7.79×5.19mm, White) vs 1.25ct Moissanite (Baguette, 8.03×5.35mm, White)


Quick summary: When looked from above (face-up position), 1.25ct Moissanite (8.03×5.35mm, baguette cut) appears 6% larger than 1.25ct Diamond (7.79×5.19mm, baguette cut). See below how they compare side-by-side on a ring and finger.

1.25ct Diamond (baguette cut)
vs
1.25ct Moissanite (baguette cut)
white
 
white
7.79×5.19 mm 8.03×5.35 mm
actual size
Actual size of 1.25ct Diamond (baguette cut, 7.79×5.19mm, White color)   Actual size of 1.25ct Moissanite (baguette cut, 8.03×5.35mm, White color)
 
Actual size is set for screen
Ring: Skin tone:
Ring width: 3.0 mm
Left finger image
Ring on left finger
White 1.25ct Diamond (baguette cut, 7.79×5.19mm) on a left ring and finger
64 mm
Right finger image
Ring on a right finger
White 1.25ct Moissanite (baguette cut, 8.03×5.35mm) 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
31% vs 32%
Saved...
Ring diameter: 16.9 mm
USA UK Asia EU1 EU2
Actual sizes of 1.25ct Diamond Baguette (7.79×5.19mm, White) and 1.25ct Moissanite Baguette (8.03×5.35mm, 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, Diamond will face-up smaller than Moissanite for a given carat weight, because it has higher specific gravity (3.52 vs. 3.22 - this means it's "heavier" compared to Moissanite 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.


1.25 Ct Diamond (Baguette) 1.25 Ct Moissanite (Baguette)
7.79×5.19 mm vs 8.03×5.35 mm
40.43 mm²   42.96 mm²
Face-up size outline for 1.25ct Moissanite (8.03×5.35mm, baguette cut)
Face-up size outline for 1.25ct Diamond (7.79×5.19mm, baguette cut)
1.25ct Diamond Baguette (7.79×5.19mm)
1.25ct Moissanite Baguette (8.03×5.35mm)
Difference: 6% (2.53 mm²)
1.25ct Moissanite (Baguette, 8.03×5.35mm) has approx. 6% more face-up area than 1.25ct Diamond (Baguette, 7.79×5.19mm).


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