1ct Apatite (Oval, 8.15×5.43mm, Bluish Green) vs 1ct Topaz (Oval, 7.89×5.26mm, Blue)
Quick summary: When looked from above (face-up position), 1ct Apatite (8.15×5.43mm, oval cut) appears 7% larger than 1ct Topaz (7.89×5.26mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 1ct Apatite (oval cut) |
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1ct Topaz (oval cut) |
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bluish green |
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| 8.15×5.43 mm | 7.89×5.26 mm | |
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Actual sizes of
1ct Apatite Oval (8.15×5.43mm, Bluish Green)
and
1ct Topaz Oval (7.89×5.26mm, 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
All things being equal, Topaz will face-up smaller than Apatite for a given
carat weight, because it has higher specific gravity
(3.53 vs. 3.2 - this means it's "heavier" compared to Apatite 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 Ct Apatite (Oval) | 1 Ct Topaz (Oval) | |
| 8.15×5.43 mm | vs | 7.89×5.26 mm |
| 36.29 mm² | 34.03 mm² |
| 1ct Apatite Oval (8.15×5.43mm) | |
| 1ct Topaz Oval (7.89×5.26mm) | |
| Difference: 7% (2.26 mm²) |
1ct Apatite Oval (8.15×5.43mm) has approx. 7% more face-up area than 1ct Topaz Oval (7.89×5.26mm).
Popular comparisons:
- 1ct Apatite (Oval, Bluish Green, 8.15 x 5.43) vs. 1ct Apatite (Trillion, Bluish Green, 7.57 x 7.57)
- 1ct Apatite (Oval, Bluish Green, 8.15 x 5.43) vs. 1ct Topaz (Emerald, Blue, 6.66 x 4.93)
- 1ct Apatite (Oval, Green, 8.15 x 5.43) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.58ct Apatite (Oval, Green, 6.8 x 4.53) vs. 0.13ct Ruby (Round, Red, 3.03 x 3.03)
- 3ct Apatite (Oval, Green, 11.75 x 7.83) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.9ct Apatite (Oval, Green, 7.86 x 5.24) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1.8ct Apatite (Oval, Green, 9.92 x 6.61) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Apatite (Oval, Green, 8.15 x 5.43) vs. 1ct Diamond (Oval, White, 8.12 x 5.41)
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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.