0.25ct Diamond (Oval, 5.12×3.41mm, White) vs 0.25ct Moissanite (Oval, 5.19×3.46mm, White)
Quick summary: When looked from above (face-up position), 0.25ct Moissanite (5.19×3.46mm, oval cut) appears 3% larger than 0.25ct Diamond (5.12×3.41mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 0.25ct Diamond (oval cut) |
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0.25ct Moissanite (oval cut) |
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white |
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| 5.12×3.41 mm | 5.19×3.46 mm | |
| actual size | ||
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Actual size is set for screen
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Ring:
Skin tone:
Ring width: 3.0 mm
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64 mm |
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Actual sizes of
0.25ct Diamond Oval (5.12×3.41mm, White)
and
0.25ct Moissanite Oval (5.19×3.46mm, 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.
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.
| 0.25 Ct Diamond (Oval) | 0.25 Ct Moissanite (Oval) | |
| 5.12×3.41 mm | vs | 5.19×3.46 mm |
| 14.32 mm² | 14.73 mm² |
| 0.25ct Diamond Oval (5.12×3.41mm) | |
| 0.25ct Moissanite Oval (5.19×3.46mm) | |
| Difference: 3% (0.41 mm²) |
0.25ct Moissanite (Oval, 5.19×3.46mm) has approx. 3% more face-up area than 0.25ct Diamond (Oval, 5.12×3.41mm).
Popular comparisons:
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 0.3ct Diamond (Oval, White, 5.43 x 3.62)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 1.5ct Aquamarine (Pear, Light Blue, 10.84 x 6.53)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 0.18ct Diamond (Round, White, 3.67 x 3.67)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 0.7ct Diamond (Round, White, 5.77 x 5.77)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 0.25ct Diamond (Round, White, 4.09 x 4.09)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 7ct Diamond (Emerald, White, 12.78 x 9.47)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 1.5ct Diamond (Princess, White, 6.31 x 6.31)
- 0.25ct Diamond (Oval, White, 5.12 x 3.41) vs. 0.2ct Diamond (Princess, White, 3.22 x 3.22)