1.5ct Sapphire (Oval, 8×6mm, Dark Bluish Green) vs 1.4ct Diamond (Oval, 9.08×6.05mm, White)
Quick summary: When looked from above (face-up position), 1.4ct Diamond (9.08×6.05mm, oval cut) appears 14% larger than 1.5ct Sapphire (8×6mm, 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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1.4ct Diamond (oval cut) |
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dark bluish green |
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| 8×6 mm | 9.08×6.05 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 (8×6mm, Dark Bluish Green)
and
1.4ct Diamond Oval (9.08×6.05mm, 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.
| 1.5 Ct Sapphire (Oval) | 1.4 Ct Diamond (Oval) | |
| 8×6 mm | vs | 9.08×6.05 mm |
| 39.36 mm² | 45.05 mm² |
| 1.5ct Sapphire Oval (8×6mm) | |
| 1.4ct Diamond Oval (9.08×6.05mm) | |
| Difference: 14% (5.69 mm²) |
1.4ct Diamond (Oval, 9.08×6.05mm) has approx. 14% more face-up area than 1.5ct Sapphire (Oval, 8×6mm).
Popular comparisons:
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1.8ct Sapphire (Oval, Dark Bluish Green, 9 x 7)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1ct Sapphire (Round, Dark Bluish Green, 6 x 6)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 2ct Sapphire (Oval, Dark Bluish Green, 9 x 7)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 2ct Sapphire (Oval, Dark Yellowish Green, 9 x 7)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1.2ct Sapphire (Round, Light Green , 6.2 x 6.2)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1.2ct Sapphire (Pear, Light Green , 8 x 6)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1.2ct Sapphire (Pear, Dark Green, 8 x 6)
- 1.5ct Sapphire (Oval, Dark Bluish Green, 8 x 6) vs. 1.3ct Diamond (Oval, White, 8.87 x 5.91)