0.25ct Diamond (Round, 4.09×4.09mm, White) vs 1ct Emerald (Emerald, 7.28×5.39mm, Green)
Quick summary: When looked from above (face-up position), 1ct Emerald (7.28×5.39mm, emerald cut) appears 2.8 times larger than 0.25ct Diamond (4.09×4.09mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.25ct Diamond (round cut) |
vs
|
1ct Emerald (emerald cut) |
|
white |
|
|
| 4.09×4.09 mm | 7.28×5.39 mm | |
| actual size | ||
|
|
|
|
|
||
Actual size is set for screen
|
Ring:
Skin tone:
Ring width: 3.0 mm
|
|
64 mm |
|
|
|||||||||||||||||
|
|||||||||||||||||||||
Actual sizes of
0.25ct Diamond Round (4.09×4.09mm, White)
and
1ct Emerald Emerald (7.28×5.39mm, Green)
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, Diamond will face-up smaller than Emerald for a given
carat weight, because it has higher specific gravity
(3.52 vs. 2.72 - this means it's "heavier" compared to Emerald 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.
| 0.25 Ct Diamond (Round) | 1 Ct Emerald (Emerald) | |
| 4.09×4.09 mm | vs | 7.28×5.39 mm |
| 13.14 mm² | 36.49 mm² |
| 0.25ct Diamond Round (4.09×4.09mm) | |
| 1ct Emerald Emerald (7.28×5.39mm) | |
| Difference: 178% (23.35 mm²) |
1ct Emerald (Emerald, 7.28×5.39mm) has approx. 178% more face-up area than 0.25ct Diamond (Round, 4.09×4.09mm). In other words, it's 2.78x larger.
Popular comparisons:
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.4ct Diamond (Round, Black, 4.79 x 4.79)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.5ct Diamond (Round, White, 5.16 x 5.16)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.3ct Diamond (Round, White, 4.35 x 4.35)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.05ct Diamond (Round, White, 2.39 x 2.39)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.33ct Diamond (Round, White, 4.49 x 4.49)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.4ct Diamond (Round, White, 4.79 x 4.79)
- 0.25ct Diamond (Round, White, 4.09 x 4.09) vs. 0.35ct Diamond (Round, White, 4.58 x 4.58)