15ct Diamond (Emerald, 16.48×12.21mm, White) vs 17ct Diamond (Oval, 20.87×13.91mm, White)
Quick summary: When looked from above (face-up position), 17ct Diamond (20.87×13.91mm, oval cut) appears 27% larger than 15ct Diamond (16.48×12.21mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 15ct Diamond (emerald cut) |
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17ct Diamond (oval cut) |
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| 16.48×12.21 mm | 20.87×13.91 mm | |
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Actual sizes of
15ct Diamond Emerald (16.48×12.21mm, White)
and
17ct Diamond Oval (20.87×13.91mm, White)
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 Diamond (Emerald) | 17 Ct Diamond (Oval) | |
| 16.48×12.21 mm | vs | 20.87×13.91 mm |
| 187.14 mm² | 238.05 mm² |
| 15ct Diamond Emerald (16.48×12.21mm) | |
| 17ct Diamond Oval (20.87×13.91mm) | |
| Difference: 27% (50.91 mm²) |
17ct Diamond Oval (20.87×13.91mm) has approx. 27% more face-up area than 15ct Diamond Emerald (16.48×12.21mm).
Popular comparisons:
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 15ct Diamond (Oval, White, 20.01 x 13.34)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 10ct Diamond (Oval, White, 17.49 x 11.66)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 15ct Diamond (Pear, White, 22.31 x 13.44)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 11ct Morganite (Cushion, Light Red, 15.1 x 11.15)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 12ct Diamond (Emerald, White, 15.3 x 11.33)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 2.5ct Diamond (Princess, White, 7.48 x 7.48)
- 15ct Diamond (Emerald, White, 16.48 x 12.21) vs. 15ct Emerald (Emerald, Green, 17.96 x 13.3)
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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.