40ct Quartz (Cabochon, 26.85×17.9mm, Orangey Red) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 40ct Quartz (26.85×17.9mm, cabochon cut) appears 10.8 times larger than 1ct Emerald (7.28×5.39mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 40ct Quartz (cabochon cut) |
vs
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1ct Emerald (emerald cut) |
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orangey red |
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| 26.85×17.9 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
40ct Quartz Cabochon (26.85×17.9mm, Orangey Red)
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, Emerald will face-up slightly smaller than Quartz for a given
carat weight, because it has higher specific gravity
(2.72 vs. 2.65 - this means it's "slightly heavier" compared to Quartz 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.
| 40 Ct Quartz (Cabochon) | 1 Ct Emerald (Emerald) | |
| 26.85×17.9 mm | vs | 7.28×5.39 mm |
| 394.1 mm² | 36.49 mm² |
| 40ct Quartz Cabochon (26.85×17.9mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 980% (357.61 mm²) |
40ct Quartz (Cabochon, 26.85×17.9mm) has approx. 980% more face-up area than 1ct Emerald (Emerald, 7.28×5.39mm). In other words, it's 10.8x larger.
Popular comparisons:
- 35ct Quartz (Cabochon, Orangey Red, 25.68 x 17.12) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 37ct Quartz (Cabochon, Orangey Red, 26.16 x 17.44) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Quartz (Cabochon, White, 2.7 x 17) vs. 1ct Tanzanite (Pear, Blue, 8.85 x 5.33)
- 6ct Quartz (Cabochon, Orangey Red, 14.27 x 9.51) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 26ct Quartz (Cabochon, Orangey Red, 23.25 x 15.5) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.35ct Quartz (Cabochon, Orangey Red, 5.54 x 3.69) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Quartz (Cabochon, Black, 7.85 x 5.23) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.1ct Quartz (Cabochon, Black, 3.65 x 2.43) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)