2ct Ruby (Princess, 6.77×6.77mm, Red) vs 2ct Diamond (Princess, 6.78×6.79mm, Yellow)
Quick summary: When looked from above (face-up position), 2ct Colored Diamond (6.78×6.79mm, princess cut) appears 0.5% larger than 2ct Ruby (6.77×6.77mm, princess cut). See below how they compare side-by-side on a ring and finger.
| 2ct Ruby (princess cut) |
vs
|
2ct Diamond (princess cut) |
|
red |
|
|
| 6.77×6.77 mm | 6.78×6.79 mm | |
| actual size | ||
|
|
|
|
|
||
Actual size is set for screen
|
Ring:
Skin tone:
Ring width: 3.0 mm
|
|
64 mm |
|
|
|||||||||||||||||
|
|||||||||||||||||||||
Actual sizes of
2ct Ruby Princess (6.77×6.77mm, Red)
and
2ct Diamond Princess (6.78×6.79mm, Yellow)
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, Ruby will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(4 vs. 3.52 - this means it's "heavier" compared to Diamond 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 Ruby (Princess) | 2 Ct Colored Diamond (Princess) | |
| 6.77×6.77 mm | vs | 6.78×6.79 mm |
| 45.83 mm² | 46.04 mm² |
| 2ct Ruby Princess (6.77×6.77mm) | |
| 2ct Colored Diamond Princess (6.78×6.79mm) | |
| Difference: 0.5% (0.21 mm²) |
2ct Colored Diamond (Princess, 6.78×6.79mm) has approx. 0.5% more face-up area than 2ct Ruby (Princess, 6.77×6.77mm).
Popular comparisons:
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 2ct Diamond (Princess, White, 6.94 x 6.94)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 2ct Emerald (Marquise, Green, 14.18 x 7.09)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 2ct Sapphire (Princess, Blue, 6.77 x 6.77)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 1.5ct Ruby (Round, Red, 6.84 x 6.84)
- 2ct Ruby (Princess, Red, 6.77 x 6.77) vs. 1ct Ruby (Marquise, Red, 9.88 x 4.94)
- 0.8ct Ruby (Princess, Red, 4.99 x 4.99) vs. 0.9ct Sapphire (Princess, Blue, 5.19 x 5.19)