3ct Chrysoberyl (Marquise, 14.6×7.3mm, Light Yellowish Green) vs 4ct Tourmaline (Marquise, 17.06×8.53mm, Violet)
Quick summary: When looked from above (face-up position), 4ct Tourmaline (17.06×8.53mm, marquise cut) appears 37% larger than 3ct Chrysoberyl (14.6×7.3mm, marquise cut). See below how they compare side-by-side on a ring and finger.
| 3ct Chrysoberyl (marquise cut) |
vs
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4ct Tourmaline (marquise cut) |
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light yellowish green |
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| 14.6×7.3 mm | 17.06×8.53 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
3ct Chrysoberyl Marquise (14.6×7.3mm, Light Yellowish Green)
and
4ct Tourmaline Marquise (17.06×8.53mm, Violet)
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, Chrysoberyl will face-up smaller than Tourmaline for a given
carat weight, because it has higher specific gravity
(3.73 vs. 3.06 - this means it's "heavier" compared to Tourmaline 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.
| 3 Ct Chrysoberyl (Marquise) | 4 Ct Tourmaline (Marquise) | |
| 14.6×7.3 mm | vs | 17.06×8.53 mm |
| 75.67 mm² | 103.32 mm² |
| 3ct Chrysoberyl Marquise (14.6×7.3mm) | |
| 4ct Tourmaline Marquise (17.06×8.53mm) | |
| Difference: 37% (27.65 mm²) |
4ct Tourmaline (Marquise, 17.06×8.53mm) has approx. 37% more face-up area than 3ct Chrysoberyl (Marquise, 14.6×7.3mm).
Popular comparisons:
- 1ct Chrysoberyl (Marquise, Dark Green, 10.12 x 5.06) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.8ct Chrysoberyl (Marquise, Light Yellow, 10.18 x 4.64) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Chrysoberyl (Marquise, Dark Green, 10.12 x 5.06) vs. 1ct Emerald (Marquise, Green, 11.26 x 5.63)
- 0.7ct Chrysoberyl (Marquise, Light Yellowish Green, 9.48 x 4.26) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.7ct Chrysoberyl (Marquise, Light Yellowish Green, 9.65 x 4.54) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.7ct Chrysoberyl (Marquise, Light Yellowish Green, 10.18 x 4.64) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
- 1.5ct Tourmaline (Round, Light Red, 7.45 x 7.45) vs. 1.5ct Sapphire (Round, Light Blue, 6.84 x 6.84)