1.5ct Sapphire (Oval, 8.66×5.77mm, Dark Bluish Green) vs 1.5ct Diamond (Oval, 9.29×6.19mm, Dark Bluish Green)
Quick summary: When looked from above (face-up position), 1.5ct Colored Diamond (9.29×6.19mm, oval cut) appears 15% larger than 1.5ct Sapphire (8.66×5.77mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1.5ct Sapphire (oval cut) |
vs
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1.5ct Diamond (oval cut) |
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dark bluish green |
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| 8.66×5.77 mm | 9.29×6.19 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
1.5ct Sapphire Oval (8.66×5.77mm, Dark Bluish Green)
and
1.5ct Diamond Oval (9.29×6.19mm, 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 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.
| 1.5 Ct Sapphire (Oval) | 1.5 Ct Colored Diamond (Oval) | |
| 8.66×5.77 mm | vs | 9.29×6.19 mm |
| 40.97 mm² | 47.15 mm² |
| 1.5ct Sapphire Oval (8.66×5.77mm) | |
| 1.5ct Colored Diamond Oval (9.29×6.19mm) | |
| Difference: 15% (6.18 mm²) |
1.5ct Colored Diamond (Oval, 9.29×6.19mm) has approx. 15% more face-up area than 1.5ct Sapphire (Oval, 8.66×5.77mm).
Popular comparisons:
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.8ct Sapphire (Oval, Dark Bluish Green, 9.2 x 6.13)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 2ct Sapphire (Oval, Dark Yellowish Green, 9.53 x 6.35)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.5ct Diamond (Oval, White, 9.29 x 6.19)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.52ct Diamond (Oval, White, 9.33 x 6.22)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.25ct Diamond (Oval, Dark Bluish Green, 8.75 x 5.83)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.5ct Diamond (Oval, Light Red, 9.29 x 6.19)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8.66 x 5.77) vs. 1.25ct Sapphire (Oval, Dark Bluish Green, 8.15 x 5.43)