17ct Sapphire (Emerald, 16.42×12.16mm, Blue) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 17ct Sapphire (16.42×12.16mm, emerald cut) appears 5.1 times larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 17ct Sapphire (emerald cut) |
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1ct Emerald (emerald cut) |
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blue |
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| 16.42×12.16 mm | 7.28×5.39 mm | |
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Actual sizes of
17ct Sapphire Emerald (16.42×12.16mm, 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, Sapphire will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(4 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.
| 17 Ct Sapphire (Emerald) | 1 Ct Emerald (Emerald) | |
| 16.42×12.16 mm | vs | 7.28×5.39 mm |
| 185.69 mm² | 36.49 mm² |
| 17ct Sapphire Emerald (16.42×12.16mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 409% (149.2 mm²) |
17ct Sapphire Emerald (16.42×12.16mm) has approx. 409% more face-up area than 1ct Emerald Emerald (7.28×5.39mm). In other words, it's 5.09x larger.
Popular comparisons:
- 1ct Sapphire (Emerald, Blue, 7 x 5) vs. 1ct Sapphire (Oval, Blue, 7 x 5)
- 2ct Sapphire (Emerald, Blue, 8.05 x 5.96) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 2.2ct Sapphire (Emerald, Dark Bluish Green, 8.3 x 6.15) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 2ct Sapphire (Emerald, Blue, 8.05 x 5.96) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 6ct Sapphire (Emerald, Blue, 11.6 x 8.59) vs. 0.25ct Diamond (Baguette, White, 4.56 x 3.04)
- 3ct Sapphire (Emerald, Blue, 10 x 8) vs. 3ct Sapphire (Round, Blue, 8.62 x 8.62)
- 1ct Sapphire (Emerald, Blue, 6.39 x 4.73) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 4.2ct Sapphire (Emerald, Blue, 10.3 x 7.63) vs. 1.5ct Diamond (Round, White, 7.44 x 7.44)
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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.