3ct Ruby (Pear, 11.99×7.22mm, Red) vs 3ct Tanzanite (Emerald, 9.81×7.27mm, Blue)
Quick summary: When looked from above (face-up position), 3ct Tanzanite (9.81×7.27mm, emerald cut) appears 5% larger than 3ct Ruby (11.99×7.22mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 3ct Ruby (pear cut) |
vs
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3ct Tanzanite (emerald cut) |
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red |
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| 11.99×7.22 mm | 9.81×7.27 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 Ruby Pear (11.99×7.22mm, Red)
and
3ct Tanzanite Emerald (9.81×7.27mm, Blue)
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 Tanzanite for a given
carat weight, because it has higher specific gravity
(4 vs. 3.35 - this means it's "heavier" compared to Tanzanite 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 Ruby (Pear) | 3 Ct Tanzanite (Emerald) | |
| 11.99×7.22 mm | vs | 9.81×7.27 mm |
| 63.19 mm² | 66.33 mm² |
| 3ct Ruby Pear (11.99×7.22mm) | |
| 3ct Tanzanite Emerald (9.81×7.27mm) | |
| Difference: 5% (3.14 mm²) |
3ct Tanzanite (Emerald, 9.81×7.27mm) has approx. 5% more face-up area than 3ct Ruby (Pear, 11.99×7.22mm).
Popular comparisons:
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 3ct Sapphire (Pear, Dark Purple, 11.99 x 7.22)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 3ct Emerald (Emerald, Green, 10.5 x 7.78)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 2ct Ruby (Pear, Red, 10.46 x 6.3)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 5ct Ruby (Pear, Red, 14.21 x 8.56)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 3ct Sapphire (Emerald, Dark Blue, 9.21 x 6.82)
- 3ct Ruby (Pear, Red, 11.99 x 7.22) vs. 4.5ct Ruby (Cushion, Red, 9.5 x 9)