1.4ct Ruby (Oval, 8.46×5.64mm, Red) vs 1ct Diamond (Oval, 8.12×5.41mm, White)
Quick summary: When looked from above (face-up position), 1.4ct Ruby (8.46×5.64mm, oval cut) appears 9% larger than 1ct Diamond (8.12×5.41mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1.4ct Ruby (oval cut) |
vs
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1ct Diamond (oval cut) |
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red |
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| 8.46×5.64 mm | 8.12×5.41 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
1.4ct Ruby Oval (8.46×5.64mm, Red)
and
1ct Diamond Oval (8.12×5.41mm, 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, Ruby 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.
| 1.4 Ct Ruby (Oval) | 1 Ct Diamond (Oval) | |
| 8.46×5.64 mm | vs | 8.12×5.41 mm |
| 39.13 mm² | 36.02 mm² |
| 1.4ct Ruby Oval (8.46×5.64mm) | |
| 1ct Diamond Oval (8.12×5.41mm) | |
| Difference: 9% (3.11 mm²) |
1.4ct Ruby (Oval, 8.46×5.64mm) has approx. 9% more face-up area than 1ct Diamond (Oval, 8.12×5.41mm).
Popular comparisons:
- 1.4ct Ruby (Oval, Red, 8.46 x 5.64) vs. 1.1ct Ruby (Oval, Red, 7.82 x 5.21)
- 1.4ct Ruby (Oval, Red, 8.46 x 5.64) vs. 1.8ct Ruby (Oval, Red, 9.2 x 6.13)
- 1.4ct Ruby (Oval, Red, 8.46 x 5.64) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 1.4ct Ruby (Oval, Red, 8.46 x 5.64) vs. 3ct Sapphire (Emerald, Blue, 9.21 x 6.82)
- 4ct Ruby (Oval, Red, 11 x 8.15) vs. 2.75ct Diamond (Oval, White, 11.37 x 7.58)
- 2ct Ruby (Oval, Red, 9.53 x 6.35) vs. 1.13ct Diamond (Round, White, 6.77 x 6.77)
- 0.65ct Ruby (Oval, Red, 6.56 x 4.37) vs. 1.2ct Diamond (Round, White, 6.4 x 6.4)
- 1ct Ruby (Oval, Red, 7 x 5) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)