1.3ct Peridot (Cushion, 6×6mm, Yellowish Green) vs 0.25ct Diamond (Round, 4.09×4.09mm, White)
Quick summary: When looked from above (face-up position), 1.3ct Peridot (6×6mm, cushion cut) appears 2.5 times larger than 0.25ct Diamond (4.09×4.09mm, round cut). See below how they compare side-by-side on a ring and finger.
| 1.3ct Peridot (cushion cut) |
vs
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0.25ct Diamond (round cut) |
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yellowish green |
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| 6×6 mm | 4.09×4.09 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
1.3ct Peridot Cushion (6×6mm, Yellowish Green)
and
0.25ct Diamond Round (4.09×4.09mm, 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 Peridot for a given
carat weight, because it has higher specific gravity
(3.52 vs. 3.34 - this means it's "heavier" compared to Peridot 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.
| 1.3 Ct Peridot (Cushion) | 0.25 Ct Diamond (Round) | |
| 6×6 mm | vs | 4.09×4.09 mm |
| 32.4 mm² | 13.14 mm² |
| 1.3ct Peridot Cushion (6×6mm) | |
| 0.25ct Diamond Round (4.09×4.09mm) | |
| Difference: 147% (19.26 mm²) |
1.3ct Peridot (Cushion, 6×6mm) has approx. 147% more face-up area than 0.25ct Diamond (Round, 4.09×4.09mm). In other words, it's 2.47x larger.
Popular comparisons:
- 7ct Peridot (Cushion, Yellowish Green, 11.35 x 11.35) vs. 2.5ct Peridot (Cushion, Yellowish Green, 8.05 x 8.05)
- 1ct Peridot (Cushion, Yellowish Green, 5.93 x 5.93) vs. 1ct Emerald (Cushion, Green, 6.37 x 6.37)
- 3.5ct Peridot (Cushion, Light Yellowish Green, 9.01 x 9.01) vs. 5ct Peridot (Oval, Light Yellowish Green, 13.5 x 9.5)
- 5ct Peridot (Cushion, Yellowish Green, 10.14 x 10.14) vs. 0.7ct Diamond (Round, White, 5.77 x 5.77)
- 5ct Peridot (Cushion, Green, 10.14 x 10.14) vs. 0.7ct Diamond (Princess, White, 4.89 x 4.89)
- 3.52ct Peridot (Cushion, Yellowish Green, 9.02 x 9.02) vs. 5ct Citrine (Oval, Light Orange, 14.84 x 9.89)
- 1.3ct Peridot (Cushion, Yellowish Green, 6.39 x 6.31) vs. 1ct Peridot (Cushion, Yellowish Green, 6.18 x 6.18)
- 1.3ct Peridot (Cushion, Green, 7 x 7) vs. 0.25ct Diamond (Round, White, 4.09 x 4.09)