1ct Sapphire (Cushion, 5.59×5.59mm, White) vs 1ct Quartz (Cushion, 6.41×6.41mm, White)
Quick summary: When looked from above (face-up position), 1ct Quartz (6.41×6.41mm, cushion cut) appears 32% larger than 1ct Sapphire (5.59×5.59mm, cushion cut). See below how they compare side-by-side on a ring and finger.
| 1ct Sapphire (cushion cut) |
vs
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1ct Quartz (cushion cut) |
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white |
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| 5.59×5.59 mm | 6.41×6.41 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 Sapphire Cushion (5.59×5.59mm, White)
and
1ct Quartz Cushion (6.41×6.41mm, White)
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 Quartz for a given
carat weight, because it has higher specific gravity
(4 vs. 2.65 - this means it's "heavier" compared to Quartz 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 Sapphire (Cushion) | 1 Ct Quartz (Cushion) | |
| 5.59×5.59 mm | vs | 6.41×6.41 mm |
| 28.12 mm² | 36.98 mm² |
| 1ct Sapphire Cushion (5.59×5.59mm) | |
| 1ct Quartz Cushion (6.41×6.41mm) | |
| Difference: 32% (8.86 mm²) |
1ct Quartz (Cushion, 6.41×6.41mm) has approx. 32% more face-up area than 1ct Sapphire (Cushion, 5.59×5.59mm).
Popular comparisons:
- 1ct Sapphire (Cushion, White, 5.59 x 5.59) vs. 1ct Diamond (Princess, White, 5.51 x 5.51)
- 1ct Sapphire (Cushion, White, 5.59 x 5.59) vs. 0.75ct Sapphire (Oval, White, 6.87 x 4.58)
- 1ct Sapphire (Cushion, White, 5.59 x 5.59) vs. 1ct Diamond (Cushion, White, 5.83 x 5.83)
- 1ct Sapphire (Cushion, White, 5.59 x 5.59) vs. 1ct Diamond (Emerald, White, 6.68 x 4.95)
- 1ct Sapphire (Cushion, White, 5.59 x 5.59) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 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)