3ct Topaz (Oval, 11×9mm, Blue) vs 4ct Topaz (Oval, 12×10mm, Blue)
Quick summary: When looked from above (face-up position), 4ct Topaz (12×10mm, oval cut) appears 21% larger than 3ct Topaz (11×9mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 3ct Topaz (oval cut) |
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4ct Topaz (oval cut) |
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| 11×9 mm | 12×10 mm | |
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Actual sizes of
3ct Topaz Oval (11×9mm, Blue)
and
4ct Topaz Oval (12×10mm, 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
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 Ct Topaz (Oval) | 4 Ct Topaz (Oval) | |
| 11×9 mm | vs | 12×10 mm |
| 81.18 mm² | 98.4 mm² |
| 3ct Topaz Oval (11×9mm) | |
| 4ct Topaz Oval (12×10mm) | |
| Difference: 21% (17.22 mm²) |
4ct Topaz Oval (12×10mm) has approx. 21% more face-up area than 3ct Topaz Oval (11×9mm).
Popular comparisons:
- 3ct Topaz (Oval, Blue, 11 x 9) vs. 1ct Aquamarine (Oval, Light Blue, 8.63 x 5.75)
- 2.5ct Topaz (Oval, Blue, 10.7 x 7.13) vs. 6.25ct Diamond (Round, White, 11.97 x 11.97)
- 6ct Topaz (Oval, Blue, 14.33 x 9.55) vs. 6ct Diamond (Oval, White, 14.75 x 9.83)
- 30ct Topaz (Oval, Blue, 24.5 x 16.33) vs. 10ct Aquamarine (Emerald, Light Bluish Green, 15.69 x 11.62)
- 25ct Topaz (Oval, Blue, 23.06 x 15.37) vs. 25ct Diamond (Oval, White, 23.73 x 15.82)
- 2ct Topaz (Oval, Blue, 9.93 x 6.62) vs. 0.41ct Topaz (Round, White, 4.63 x 4.63)
- 2ct Topaz (Oval, Blue, 9.93 x 6.62) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 1.5ct Topaz (Oval, White, 9.03 x 6.02) vs. 2ct Topaz (Oval, White, 9.93 x 6.62)
Enter your screen size (diagonal)
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Actual size is currently adjusted to screen.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.
If your screen (phone, tablet, or monitor) is not in diagonal, then the actual size of a gem, ring and finger will not be shown correctly.