1.5ct Ruby (Oval, 8.66×5.77mm, Red) vs 3ct Sapphire (Oval, 10.91×7.27mm, Blue)
Quick summary: When looked from above (face-up position), 3ct Sapphire (10.91×7.27mm, oval cut) appears 59% larger than 1.5ct Ruby (8.66×5.77mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1.5ct Ruby (oval cut) |
vs
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3ct Sapphire (oval cut) |
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red |
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| 8.66×5.77 mm | 10.91×7.27 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 Ruby Oval (8.66×5.77mm, Red)
and
3ct Sapphire Oval (10.91×7.27mm, Blue)
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
Ruby and Sapphire have the same specific gravity so their face-up size
depends on the weight, shape and 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.
| 1.5 Ct Ruby (Oval) | 3 Ct Sapphire (Oval) | |
| 8.66×5.77 mm | vs | 10.91×7.27 mm |
| 40.97 mm² | 65.04 mm² |
| 1.5ct Ruby Oval (8.66×5.77mm) | |
| 3ct Sapphire Oval (10.91×7.27mm) | |
| Difference: 59% (24.07 mm²) |
3ct Sapphire (Oval, 10.91×7.27mm) has approx. 59% more face-up area than 1.5ct Ruby (Oval, 8.66×5.77mm).
Popular comparisons:
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1.5ct Diamond (Oval, White, 9.29 x 6.19)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 2ct Ruby (Oval, Red, 9.53 x 6.35)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1.5ct Sapphire (Oval, Dark Blue, 8.66 x 5.77)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1.25ct Sapphire (Emerald, Light Blue, 6.89 x 5.1)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1.3ct Ruby (Oval, Red, 8.25 x 5.5)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 0.4ct Diamond (Round, White, 4.79 x 4.79)
- 1.5ct Ruby (Oval, Red, 8.66 x 5.77) vs. 1.5ct Ruby (Emerald, Red, 7.3 x 5.41)