0.8ct Sapphire (Oval, 7.02×4.68mm, Blue) vs 4ct Sapphire (Oval, 12×8mm, Bluish Green)
Quick summary: When looked from above (face-up position), 4ct Sapphire (12×8mm, oval cut) appears 2.9 times larger than 0.8ct Sapphire (7.02×4.68mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 0.8ct Sapphire (oval cut) |
vs
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4ct Sapphire (oval cut) |
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blue |
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| 7.02×4.68 mm | 12×8 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
0.8ct Sapphire Oval (7.02×4.68mm, Blue)
and
4ct Sapphire Oval (12×8mm, 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
The face-up size depends on the shape of the gem, its weight and 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.
| 0.8 Ct Sapphire (Oval) | 4 Ct Sapphire (Oval) | |
| 7.02×4.68 mm | vs | 12×8 mm |
| 26.94 mm² | 78.72 mm² |
| 0.8ct Sapphire Oval (7.02×4.68mm) | |
| 4ct Sapphire Oval (12×8mm) | |
| Difference: 192% (51.78 mm²) |
4ct Sapphire (Oval, 12×8mm) has approx. 192% more face-up area than 0.8ct Sapphire (Oval, 7.02×4.68mm). In other words, it's 2.92x larger.
Popular comparisons:
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 1ct Alexandrite (Round, Dark Purple, 6 x 6)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 0.8ct Tourmaline (Oval, Dark Yellowish Green, 7.65 x 5.1)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 0.92ct Sapphire (Oval, Blue, 7 x 5)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 0.8ct Sapphire (Round, Blue, 5.55 x 5.55)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 1ct Sapphire (Oval, Blue, 7.56 x 5.04)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 1.1ct Sapphire (Oval, Blue, 7.82 x 5.21)
- 0.8ct Sapphire (Oval, Blue, 7.02 x 4.68) vs. 0.8ct Tourmaline (Oval, Violet, 7.65 x 5.1)