1.75ct Diamond (Cabochon, 8.61×5.74mm, White) vs 1.75ct Moissanite (Cabochon, 8.87×5.91mm, White)
Quick summary: When looked from above (face-up position), 1.75ct Moissanite (8.87×5.91mm, cabochon cut) appears 6% larger than 1.75ct Diamond (8.61×5.74mm, cabochon cut). See below how they compare side-by-side on a ring and finger.
| 1.75ct Diamond (cabochon cut) |
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1.75ct Moissanite (cabochon cut) |
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white |
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| 8.61×5.74 mm | 8.87×5.91 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
1.75ct Diamond Cabochon (8.61×5.74mm, White)
and
1.75ct Moissanite Cabochon (8.87×5.91mm, 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.
| 1.75 Ct Diamond (Cabochon) | 1.75 Ct Moissanite (Cabochon) | |
| 8.61×5.74 mm | vs | 8.87×5.91 mm |
| 40.53 mm² | 42.99 mm² |
| 1.75ct Diamond Cabochon (8.61×5.74mm) | |
| 1.75ct Moissanite Cabochon (8.87×5.91mm) | |
| Difference: 6% (2.46 mm²) |
1.75ct Moissanite (Cabochon, 8.87×5.91mm) has approx. 6% more face-up area than 1.75ct Diamond (Cabochon, 8.61×5.74mm).
Popular comparisons:
- 1.75ct Diamond (Cabochon, White, 8.61 x 5.74) vs. 0.5ct Diamond (Pear, White, 7.19 x 4.33)
- 1ct Diamond (Cabochon, White, 7.14 x 4.76) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.82ct Diamond (Cabochon, White, 7.25 x 6.5) vs. 1.39ct Diamond (Round, White, 7.25 x 7.25)
- 2ct Diamond (Cabochon, White, 9 x 6) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 1ct Diamond (Cabochon, White, 7.14 x 4.76) vs. 1ct Citrine (Princess, Light Orange, 6.17 x 6.17)
- 1ct Diamond (Cabochon, White, 7.14 x 4.76) vs. 1ct Diamond (Trillion, White, 7.74 x 7.74)
- 0.7ct Diamond (Cabochon, White, 6.35 x 4.23) vs. 0.7ct Diamond (Round, White, 5.77 x 5.77)
- 3ct Diamond (Cabochon, Yellow, 10.31 x 6.87) vs. 3ct Sapphire (Cabochon, Yellow, 9.87 x 6.58)
- 1ct Diamond (Cabochon, White, 7.14 x 4.76) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)