0.45ct Ruby (Round, 4.58×4.58mm, Red) vs 0.5ct Emerald (Round, 5.41×5.41mm, Green)
Quick summary: When looked from above (face-up position), 0.5ct Emerald (5.41×5.41mm, round cut) appears 40% larger than 0.45ct Ruby (4.58×4.58mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.45ct Ruby (round cut) |
vs
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0.5ct Emerald (round cut) |
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red |
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| 4.58×4.58 mm | 5.41×5.41 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
0.45ct Ruby Round (4.58×4.58mm, Red)
and
0.5ct Emerald Round (5.41×5.41mm, 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, Ruby will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(4 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.
| 0.45 Ct Ruby (Round) | 0.5 Ct Emerald (Round) | |
| 4.58×4.58 mm | vs | 5.41×5.41 mm |
| 16.47 mm² | 22.99 mm² |
| 0.45ct Ruby Round (4.58×4.58mm) | |
| 0.5ct Emerald Round (5.41×5.41mm) | |
| Difference: 40% (6.52 mm²) |
0.5ct Emerald (Round, 5.41×5.41mm) has approx. 40% more face-up area than 0.45ct Ruby (Round, 4.58×4.58mm).
Popular comparisons:
- 0.45ct Ruby (Round, Red, 4.58 x 4.58) vs. 0.5ct Emerald (Emerald, Green, 5.78 x 4.28)
- 0.45ct Ruby (Round, Red, 4.58 x 4.58) vs. 0.5ct Citrine (Emerald, Light Orange, 5.82 x 4.31)
- 0.45ct Ruby (Round, Red, 4.58 x 4.58) vs. 0.25ct Diamond (Marquise, White, 6.54 x 3.27)
- 0.45ct Ruby (Round, Red, 4.58 x 4.58) vs. 0.4ct Diamond (Round, White, 4.79 x 4.79)
- 0.45ct Ruby (Round, Red, 4.58 x 4.58) vs. 0.33ct Sapphire (Round, Blue, 4.13 x 4.13)
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Ruby (Round, Red, 8.62 x 8.62) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 0.5ct Ruby (Round, Red, 4.75 x 4.75) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)