2.13ct Sapphire (Emerald, 7.07×5.71mm, Blue) vs 1ct Diamond (Princess, 5.51×5.51mm, White)
Quick summary: When looked from above (face-up position), 2.13ct Sapphire (7.07×5.71mm, emerald cut) appears 24% larger than 1ct Diamond (5.51×5.51mm, princess cut). See below how they compare side-by-side on a ring and finger.
| 2.13ct Sapphire (emerald cut) |
vs
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1ct Diamond (princess cut) |
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blue |
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| 7.07×5.71 mm | 5.51×5.51 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
2.13ct Sapphire Emerald (7.07×5.71mm, Blue)
and
1ct Diamond Princess (5.51×5.51mm, 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 Diamond for a given
carat weight, because it has higher specific gravity
(4 vs. 3.52 - this means it's "heavier" compared to Diamond 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.
| 2.13 Ct Sapphire (Emerald) | 1 Ct Diamond (Princess) | |
| 7.07×5.71 mm | vs | 5.51×5.51 mm |
| 37.54 mm² | 30.36 mm² |
| 2.13ct Sapphire Emerald (7.07×5.71mm) | |
| 1ct Diamond Princess (5.51×5.51mm) | |
| Difference: 24% (7.18 mm²) |
2.13ct Sapphire (Emerald, 7.07×5.71mm) has approx. 24% more face-up area than 1ct Diamond (Princess, 5.51×5.51mm).
Popular comparisons:
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 1ct Diamond (Baguette, White, 7.23 x 4.82)
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 1ct Diamond (Cabochon, White, 7.14 x 4.76)
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 2.13ct Sapphire (Emerald, Blue, 7.07 x 5.71) vs. 1ct Diamond (Emerald, White, 6.68 x 4.95)
- 1ct Sapphire (Emerald, Blue, 7 x 5) vs. 1ct Sapphire (Oval, Blue, 7 x 5)
- 2ct Sapphire (Emerald, Blue, 8.05 x 5.96) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)