13ct Topaz (Round, 14.66×14.66mm, Blue) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 13ct Topaz (14.66×14.66mm, round cut) appears 4.6 times larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 13ct Topaz (round cut) |
vs
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1ct Emerald (emerald cut) |
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blue |
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| 14.66×14.66 mm | 7.28×5.39 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
13ct Topaz Round (14.66×14.66mm, Blue)
and
1ct Emerald Emerald (7.28×5.39mm, 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, Topaz will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(3.53 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.
| 13 Ct Topaz (Round) | 1 Ct Emerald (Emerald) | |
| 14.66×14.66 mm | vs | 7.28×5.39 mm |
| 168.79 mm² | 36.49 mm² |
| 13ct Topaz Round (14.66×14.66mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 363% (132.3 mm²) |
13ct Topaz (Round, 14.66×14.66mm) has approx. 363% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm). In other words, it's 4.63x larger.
Popular comparisons:
- 13ct Topaz (Round, Blue, 14.66 x 14.66) vs. 1ct Topaz (Round, Blue, 6.5 x 6.5)
- 13ct Topaz (Round, Blue, 14.66 x 14.66) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1ct Topaz (Round, Blue, 6.23 x 6.23) vs. 1ct Tourmaline (Round, Violet, 6.51 x 6.51)
- 8ct Topaz (Round, Blue, 12.47 x 12.47) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2ct Topaz (Round, Blue, 7.85 x 7.85) vs. 1ct Topaz (Round, Blue, 6.23 x 6.23)
- 1ct Topaz (Round, Blue, 6 x 6) vs. 0.5ct Topaz (Round, Blue, 5 x 5)
- 2ct Topaz (Round, White, 7.85 x 7.85) vs. 2ct Diamond (Round, White, 8.19 x 8.19)