1ct Diamond (Heart, 6.56×6.56mm, White) vs 1ct Moissanite (Heart, 6.2×6.2mm, White)
Quick summary: When looked from above (face-up position), 1ct Diamond (6.56×6.56mm, heart cut) appears 12% larger than 1ct Moissanite (6.2×6.2mm, heart cut). See below how they compare side-by-side on a ring and finger.
| 1ct Diamond (heart cut) |
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1ct Moissanite (heart cut) |
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white |
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| 6.56×6.56 mm | 6.2×6.2 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
1ct Diamond Heart (6.56×6.56mm, White)
and
1ct Moissanite Heart (6.2×6.2mm, 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.
| 1 Ct Diamond (Heart) | 1 Ct Moissanite (Heart) | |
| 6.56×6.56 mm | vs | 6.2×6.2 mm |
| 30.98 mm² | 27.68 mm² |
| 1ct Diamond Heart (6.56×6.56mm) | |
| 1ct Moissanite Heart (6.2×6.2mm) | |
| Difference: 12% (3.3 mm²) |
1ct Diamond (Heart, 6.56×6.56mm) has approx. 12% more face-up area than 1ct Moissanite (Heart, 6.2×6.2mm).
Popular comparisons:
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 2.5ct Diamond (Round, White, 8.82 x 8.82)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 1ct Diamond (Heart, Light Yellowish Green, 6.05 x 6.05)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 1ct Diamond (Heart, Light Yellowish Green, 6.09 x 6.09)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 1ct Diamond (Heart, Light Yellowish Green, 6.19 x 6.19)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 1ct Moissanite (Heart, White, 6.34 x 6.34)
- 1ct Diamond (Heart, White, 6.56 x 6.56) vs. 1ct Moissanite (Heart, White, 6.6 x 6.6)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)