0.9ct Emerald (Oval, 8.33×5.55mm, Green) vs 0.21ct Diamond (Round, 3.86×3.86mm, White)
Quick summary: When looked from above (face-up position), 0.9ct Emerald (8.33×5.55mm, oval cut) appears 3.2 times larger than 0.21ct Diamond (3.86×3.86mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.9ct Emerald (oval cut) |
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0.21ct Diamond (round cut) |
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| 8.33×5.55 mm | 3.86×3.86 mm | |
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Actual sizes of
0.9ct Emerald Oval (8.33×5.55mm, Green)
and
0.21ct Diamond Round (3.86×3.86mm, 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 Emerald for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.7 - 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.
| 0.9 Ct Emerald (Oval) | 0.21 Ct Diamond (Round) | |
| 8.33×5.55 mm | vs | 3.86×3.86 mm |
| 37.91 mm² | 11.7 mm² |
| 0.9ct Emerald Oval (8.33×5.55mm) | |
| 0.21ct Diamond Round (3.86×3.86mm) | |
| Difference: 224% (26.21 mm²) |
0.9ct Emerald Oval (8.33×5.55mm) has approx. 224% more face-up area than 0.21ct Diamond Round (3.86×3.86mm). In other words, it's 3.24x larger.
Popular comparisons:
- 0.9ct Emerald (Oval, Green, 8.33 x 5.55) vs. 1.13ct Emerald (Cushion, Green, 6.64 x 6.64)
- 0.9ct Emerald (Oval, Green, 8.33 x 5.55) vs. 0.05ct Diamond (Round, White, 2.39 x 2.39)
- 0.9ct Emerald (Oval, Green, 8.33 x 5.55) vs. 1ct Emerald (Oval, Green, 8.63 x 5.75)
- 2.4ct Emerald (Oval, Green, 11.55 x 7.7) vs. 2.7ct Tanzanite (Cushion, Blue, 8.2 x 7.2)
- 6ct Emerald (Oval, Green, 15.68 x 10.45) vs. 6ct Ruby (Oval, Red, 13.74 x 9.16)
- 10ct Emerald (Oval, Green, 18.57 x 12.38) vs. 6ct Spinel (Oval, Red, 14.24 x 9.49)
- 20ct Emerald (Oval, Green, 23.4 x 15.6) vs. 40ct Emerald (Oval, Green, 29.49 x 19.66)
- 1.2ct Emerald (Oval, Green, 8 x 6) vs. 1.5ct Emerald (Emerald, Green, 8 x 6)
Enter your screen size (diagonal)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.