0.3ct Emerald (Emerald, 4.87×3.61mm, Green) vs 2.05ct Topaz (Round, 7.92×7.92mm, Blue)
Quick summary: When looked from above (face-up position), 2.05ct Topaz (7.92×7.92mm, round cut) appears 3 times larger than 0.3ct Emerald (4.87×3.61mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 0.3ct Emerald (emerald cut) |
vs
|
2.05ct Topaz (round cut) |
|
green |
|
|
| 4.87×3.61 mm | 7.92×7.92 mm | |
| actual size | ||
|
|
|
|
|
||
Actual size is set for screen
|
Ring:
Skin tone:
Ring width: 3.0 mm
|
|
64 mm |
|
|
|||||||||||||||||
|
|||||||||||||||||||||
Actual sizes of
0.3ct Emerald Emerald (4.87×3.61mm, Green)
and
2.05ct Topaz Round (7.92×7.92mm, 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 Emerald for a given
carat weight, because it has higher specific gravity
(3.53 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.
| 0.3 Ct Emerald (Emerald) | 2.05 Ct Topaz (Round) | |
| 4.87×3.61 mm | vs | 7.92×7.92 mm |
| 16.35 mm² | 49.27 mm² |
| 0.3ct Emerald Emerald (4.87×3.61mm) | |
| 2.05ct Topaz Round (7.92×7.92mm) | |
| Difference: 201% (32.92 mm²) |
2.05ct Topaz (Round, 7.92×7.92mm) has approx. 201% more face-up area than 0.3ct Emerald (Emerald, 4.87×3.61mm). In other words, it's 3.01x larger.
Popular comparisons:
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 4ct Emerald (Emerald, Green, 11.56 x 8.56)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 5ct Ruby (Emerald, Red, 10.92 x 8.09)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 0.76ct Ruby (Marquise, Red, 9 x 4.5)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 0.76ct Ruby (Marquise, Dark Red, 9 x 4.5)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 1ct Sapphire (Emerald, Blue, 6.39 x 4.73)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 0.2ct Diamond (Round, White, 3.8 x 3.8)
- 0.3ct Emerald (Emerald, Green, 4.87 x 3.61) vs. 0.44ct Emerald (Emerald, Green, 5.54 x 4.1)