33ct Sapphire (Cushion, 17.75×17.75mm, Blue) vs 33ct Fluorite (Cushion, 19.17×19.17mm, Bluish Green)
Quick summary: When looked from above (face-up position), 33ct Fluorite (19.17×19.17mm, cushion cut) appears 17% larger than 33ct Sapphire (17.75×17.75mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 33ct Sapphire (cushion cut) |
vs
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33ct Fluorite (cushion cut) |
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blue |
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| 17.75×17.75 mm | 19.17×19.17 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
33ct Sapphire Cushion (17.75×17.75mm, Blue)
and
33ct Fluorite Cushion (19.17×19.17mm, 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 Fluorite for a given
carat weight, because it has higher specific gravity
(4 vs. 3.18 - this means it's "heavier" compared to Fluorite 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.
| 33 Ct Sapphire (Cushion) | 33 Ct Fluorite (Cushion) | |
| 17.75×17.75 mm | vs | 19.17×19.17 mm |
| 283.56 mm² | 330.74 mm² |
| 33ct Sapphire Cushion (17.75×17.75mm) | |
| 33ct Fluorite Cushion (19.17×19.17mm) | |
| Difference: 17% (47.18 mm²) |
33ct Fluorite (Cushion, 19.17×19.17mm) has approx. 17% more face-up area than 33ct Sapphire (Cushion, 17.75×17.75mm).
Popular comparisons:
- 12ct Sapphire (Cushion, Blue, 12.8 x 12.8) vs. 2ct Ruby (Cushion, Red, 7.04 x 7.04)
- 3.59ct Sapphire (Cushion, Blue, 8.2 x 8.3) vs. 6.22ct Emerald (Emerald, Green, 12.4 x 10.9)
- 2ct Sapphire (Cushion, Blue, 7.04 x 7.04) vs. 2ct Diamond (Cushion, White, 7.34 x 7.34)
- 4.13ct Sapphire (Cushion, Blue, 9.91 x 7.48) vs. 4.57ct Sapphire (Oval, Blue, 11.31 x 8.15)
- 0.2ct Sapphire (Cushion, Blue, 3.27 x 3.27) vs. 1ct Tourmaline (Pear, Violet, 9.05 x 5.45)
- 3.5ct Sapphire (Cushion, Blue, 9.5 x 8.5) vs. 3.5ct Sapphire (Cushion, Blue, 10 x 8)
- 2ct Sapphire (Cushion, Dark Bluish Green, 7.04 x 7.04) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1ct Sapphire (Cushion, Blue, 5.59 x 5.59) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
- 2ct Sapphire (Cushion, Blue, 7.04 x 7.04) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)