2ct Amethyst (Emerald, 9.23×6.84mm, Violet) vs 4ct Sapphire (Cushion, 8.88×8.88mm, Blue)
Quick summary: When looked from above (face-up position), 4ct Sapphire (8.88×8.88mm, cushion cut) appears 21% larger than 2ct Amethyst (9.23×6.84mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 2ct Amethyst (emerald cut) |
vs
|
4ct Sapphire (cushion cut) |
|
violet |
|
|
| 9.23×6.84 mm | 8.88×8.88 mm | |
| actual size | ||
|
|
|
|
|
||
Actual size is set for screen
|
Ring:
Skin tone:
Ring width: 3.0 mm
|
|
64 mm |
|
|
|||||||||||||||||
|
|||||||||||||||||||||
Actual sizes of
2ct Amethyst Emerald (9.23×6.84mm, Violet)
and
4ct Sapphire Cushion (8.88×8.88mm, 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, Sapphire will face-up smaller than Amethyst for a given
carat weight, because it has higher specific gravity
(4 vs. 2.65 - this means it's "heavier" compared to Amethyst 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.
| 2 Ct Amethyst (Emerald) | 4 Ct Sapphire (Cushion) | |
| 9.23×6.84 mm | vs | 8.88×8.88 mm |
| 58.71 mm² | 70.97 mm² |
| 2ct Amethyst Emerald (9.23×6.84mm) | |
| 4ct Sapphire Cushion (8.88×8.88mm) | |
| Difference: 21% (12.26 mm²) |
4ct Sapphire (Cushion, 8.88×8.88mm) has approx. 21% more face-up area than 2ct Amethyst (Emerald, 9.23×6.84mm).
Popular comparisons:
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 2ct Diamond (Emerald, White, 8.42 x 6.24)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 2ct Amethyst (Oval, Violet, 10.94 x 7.29)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 0.35ct Diamond (Marquise, White, 7.32 x 3.66)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 0.45ct Diamond (Round, White, 4.98 x 4.98)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 0.25ct Diamond (Marquise, White, 6.54 x 3.27)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 2ct Amethyst (Pear, Violet, 12 x 7.23)
- 2ct Amethyst (Emerald, Violet, 9.23 x 6.84) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)