0.4ct Diamond (Pear, 6.67×4.02mm, White) vs 0.4ct Emerald (Cushion, 4.7×4.7mm, Green)
Quick summary: When looked from above (face-up position), 0.4ct Emerald (4.7×4.7mm, cushion cut) appears 2% larger than 0.4ct Diamond (6.67×4.02mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 0.4ct Diamond (pear cut) |
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0.4ct Emerald (cushion cut) |
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white |
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| 6.67×4.02 mm | 4.7×4.7 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
0.4ct Diamond Pear (6.67×4.02mm, White)
and
0.4ct Emerald Cushion (4.7×4.7mm, Green)
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 Emerald for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.72 - this means it's "heavier" compared to Emerald 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.
| 0.4 Ct Diamond (Pear) | 0.4 Ct Emerald (Cushion) | |
| 6.67×4.02 mm | vs | 4.7×4.7 mm |
| 19.57 mm² | 19.88 mm² |
| 0.4ct Diamond Pear (6.67×4.02mm) | |
| 0.4ct Emerald Cushion (4.7×4.7mm) | |
| Difference: 2% (0.31 mm²) |
0.4ct Emerald (Cushion, 4.7×4.7mm) has approx. 2% more face-up area than 0.4ct Diamond (Pear, 6.67×4.02mm).
Popular comparisons:
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.5ct Diamond (Pear, White, 7.19 x 4.33)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.5ct Diamond (Round, White, 5.16 x 5.16)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.4ct Diamond (Round, White, 4.79 x 4.79)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.25ct Diamond (Pear, White, 5.69 x 3.43)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.35ct Diamond (Pear, White, 6.37 x 3.84)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 3ct Diamond (Oval, White, 13.33 x 6.37)
- 0.4ct Diamond (Pear, White, 6.67 x 4.02) vs. 0.4ct Aquamarine (Pear, Light Blue, 6.97 x 4.2)