0.5ct Ruby (Pear, 6.59×3.97mm, Red) vs 20.5ct Tanzanite (Oval, 22.07×14.71mm, Blue)
Quick summary: When looked from above (face-up position), 20.5ct Tanzanite (22.07×14.71mm, oval cut) appears 13.9 times larger than 0.5ct Ruby (6.59×3.97mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 0.5ct Ruby (pear cut) |
vs
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20.5ct Tanzanite (oval cut) |
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red |
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| 6.59×3.97 mm | 22.07×14.71 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
0.5ct Ruby Pear (6.59×3.97mm, Red)
and
20.5ct Tanzanite Oval (22.07×14.71mm, 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.
| 0.5 Ct Ruby (Pear) | 20.5 Ct Tanzanite (Oval) | |
| 6.59×3.97 mm | vs | 22.07×14.71 mm |
| 19.1 mm² | 266.21 mm² |
| 0.5ct Ruby Pear (6.59×3.97mm) | |
| 20.5ct Tanzanite Oval (22.07×14.71mm) | |
| Difference: 1294% (247.11 mm²) |
20.5ct Tanzanite (Oval, 22.07×14.71mm) has approx. 1294% more face-up area than 0.5ct Ruby (Pear, 6.59×3.97mm). In other words, it's 13.94x larger.
Popular comparisons:
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 1ct Ruby (Pear, Red, 8.3 x 5)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.4ct Ruby (Pear, Red, 6.13 x 3.69)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.38ct Diamond (Pear, White, 6.56 x 3.95)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.36ct Diamond (Pear, White, 6.44 x 3.88)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.5ct Ruby (Emerald, Red, 5.06 x 3.75)
- 0.5ct Ruby (Pear, Red, 6.59 x 3.97) vs. 0.3ct Ruby (Pear, Red, 5.56 x 3.35)