1ct Alexandrite (Pear, 7.5×6mm, Dark Bluish Green) vs 1ct Sapphire (Pear, 7×5.6mm, Dark Bluish Green)
Quick summary: When looked from above (face-up position), 1ct Alexandrite (7.5×6mm, pear cut) appears 15% larger than 1ct Sapphire (7×5.6mm, pear cut). See below how they compare side-by-side on a ring and finger.
| 1ct Alexandrite (pear cut) |
vs
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1ct Sapphire (pear cut) |
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dark bluish green |
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| 7.5×6 mm | 7×5.6 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
1ct Alexandrite Pear (7.5×6mm, Dark Bluish Green)
and
1ct Sapphire Pear (7×5.6mm, Dark Bluish 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 Alexandrite for a given
carat weight, because it has higher specific gravity
(4 vs. 3.73 - this means it's "heavier" compared to Alexandrite 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.
| 1 Ct Alexandrite (Pear) | 1 Ct Sapphire (Pear) | |
| 7.5×6 mm | vs | 7×5.6 mm |
| 32.85 mm² | 28.62 mm² |
| 1ct Alexandrite Pear (7.5×6mm) | |
| 1ct Sapphire Pear (7×5.6mm) | |
| Difference: 15% (4.23 mm²) |
1ct Alexandrite (Pear, 7.5×6mm) has approx. 15% more face-up area than 1ct Sapphire (Pear, 7×5.6mm).
Popular comparisons:
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Sapphire (Pear, Light Purple, 7.5 x 6)
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Sapphire (Cushion, Light Purple, 6 x 6)
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Sapphire (Pear, Light Violet, 7.5 x 6)
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Emerald (Emerald, Green, 7 x 5.6)
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Alexandrite (Pear, Dark Bluish Green, 7 x 5.6)
- 1ct Alexandrite (Pear, Dark Bluish Green, 7.5 x 6) vs. 1ct Alexandrite (Oval, Dark Bluish Green, 7 x 5)
- 1ct Alexandrite (Pear, Bluish Green, 8.52 x 5.13) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.42ct Alexandrite (Pear, Dark Purple, 6 x 4) vs. 0.5ct Alexandrite (Pear, Dark Purple, 7 x 5)