3.9ct Sapphire (Cabochon, 9.5×7.8mm, Blue) vs 2.94ct Sapphire (Cabochon, 8.25×6.98mm, Purple)
Quick summary: When looked from above (face-up position), 3.9ct Sapphire (9.5×7.8mm, cabochon cut) appears 29% larger than 2.94ct Sapphire (8.25×6.98mm, cabochon cut). See below how they compare side-by-side on a ring and finger.
| 3.9ct Sapphire (cabochon cut) |
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2.94ct Sapphire (cabochon cut) |
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blue |
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| 9.5×7.8 mm | 8.25×6.98 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
3.9ct Sapphire Cabochon (9.5×7.8mm, Blue)
and
2.94ct Sapphire Cabochon (8.25×6.98mm, Purple)
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.
| 3.9 Ct Sapphire (Cabochon) | 2.94 Ct Sapphire (Cabochon) | |
| 9.5×7.8 mm | vs | 8.25×6.98 mm |
| 60.76 mm² | 47.22 mm² |
| 3.9ct Sapphire Cabochon (9.5×7.8mm) | |
| 2.94ct Sapphire Cabochon (8.25×6.98mm) | |
| Difference: 29% (13.54 mm²) |
3.9ct Sapphire (Cabochon, 9.5×7.8mm) has approx. 29% more face-up area than 2.94ct Sapphire (Cabochon, 8.25×6.98mm).
Popular comparisons:
- 3.9ct Sapphire (Cabochon, Blue, 9.5 x 7.8) vs. 4.89ct Sapphire (Cabochon, Blue, 10 x 8.3)
- 3.9ct Sapphire (Cabochon, Blue, 9.5 x 7.8) vs. 2.94ct Sapphire (Cabochon, Purple, 8.93 x 6.86)
- 3.9ct Sapphire (Cabochon, Blue, 9.5 x 7.8) vs. 2.94ct Sapphire (Cabochon, Purple, 8.38 x 7.11)
- 2ct Sapphire (Cabochon, Dark Blue, 8 x 6) vs. 2.27ct Sapphire (Cabochon, Light Blue, 8 x 6.1)
- 2ct Sapphire (Cabochon, Blue, 8.63 x 5.75) vs. 2ct Diamond (Cabochon, White, 9 x 6)
- 2ct Sapphire (Cabochon, Blue, 8.63 x 5.75) vs. 2ct Ruby (Oval, Red, 9.53 x 6.35)
- 5ct Sapphire (Cabochon, Dark Blue, 10 x 10) vs. 8ct Ruby (Cabochon, Red, 13.68 x 9.12)
- 1.92ct Sapphire (Cabochon, Blue, 8.51 x 5.67) vs. 0.74ct Sapphire (Cabochon, Blue, 6.2 x 4.13)