15ct Topaz (Emerald, 16.42×12.16mm, Blue) vs 1ct Topaz (Round, 6.23×6.23mm, Blue)
Quick summary: When looked from above (face-up position), 15ct Topaz (16.42×12.16mm, emerald cut) appears 6.1 times larger than 1ct Topaz (6.23×6.23mm, round cut). See below how they compare side-by-side on a ring and finger.
| 15ct Topaz (emerald cut) |
vs
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1ct Topaz (round cut) |
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blue |
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| 16.42×12.16 mm | 6.23×6.23 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
15ct Topaz Emerald (16.42×12.16mm, Blue)
and
1ct Topaz Round (6.23×6.23mm, 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.
| 15 Ct Topaz (Emerald) | 1 Ct Topaz (Round) | |
| 16.42×12.16 mm | vs | 6.23×6.23 mm |
| 185.69 mm² | 30.48 mm² |
| 15ct Topaz Emerald (16.42×12.16mm) | |
| 1ct Topaz Round (6.23×6.23mm) | |
| Difference: 509% (155.21 mm²) |
15ct Topaz (Emerald, 16.42×12.16mm) has approx. 509% more face-up area than 1ct Topaz (Round, 6.23×6.23mm). In other words, it's 6.09x larger.
Popular comparisons:
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 4.5ct Topaz (Oval, Blue, 13.02 x 8.68)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 2ct Tanzanite (Round, Blue, 8.03 x 8.03)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 0.6ct Tanzanite (Trillion, Blue, 6.32 x 6.32)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 1.1ct Tanzanite (Trillion, Blue, 7.74 x 7.74)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 1.1ct Tanzanite (Cushion, Blue, 6.15 x 6.15)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 5ct Diamond (Emerald, White, 11.42 x 8.46)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 23ct Kunzite (Cushion, Light Purple, 17.17 x 17.17)
- 15ct Topaz (Emerald, Blue, 16.42 x 12.16) vs. 7.8ct Topaz (Oval, Blue, 15.65 x 10.43)