1ct Alexandrite (Cabochon, 7.02×4.68mm, Bluish Green) vs 1ct Diamond (Cabochon, 7.14×4.76mm, White)
Quick summary: When looked from above (face-up position), 1ct Diamond (7.14×4.76mm, cabochon cut) appears 3% larger than 1ct Alexandrite (7.02×4.68mm, cabochon cut). See below how they compare side-by-side on a ring and finger.
| 1ct Alexandrite (cabochon cut) |
vs
|
1ct Diamond (cabochon cut) |
|
bluish green |
|
|
| 7.02×4.68 mm | 7.14×4.76 mm | |
| actual size | ||
|
|
|
|
|
||
Actual size is set for screen
Change
Settings
|
Ring:
Skin tone:
Ring width: 3.0 mm
Saved...
|
|
64 mm |
|
|
||||||||||||||||
|
||||||||||||||||||||
Actual sizes of
1ct Alexandrite Cabochon (7.02×4.68mm, Bluish Green)
and
1ct Diamond Cabochon (7.14×4.76mm, 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
All things being equal, Alexandrite will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(3.7 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.
| 1 Ct Alexandrite (Cabochon) | 1 Ct Diamond (Cabochon) | |
| 7.02×4.68 mm | vs | 7.14×4.76 mm |
| 26.94 mm² | 27.87 mm² |
| 1ct Alexandrite Cabochon (7.02×4.68mm) | |
| 1ct Diamond Cabochon (7.14×4.76mm) | |
| Difference: 3% (0.93 mm²) |
1ct Diamond Cabochon (7.14×4.76mm) has approx. 3% more face-up area than 1ct Alexandrite Cabochon (7.02×4.68mm).
Popular comparisons:
- 1ct Alexandrite (Cabochon, Bluish Green, 7.02 x 4.68) vs. 1ct Emerald (Cabochon, Green, 7.8 x 5.2)
- 1ct Alexandrite (Cabochon, Bluish Green, 7.02 x 4.68) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Alexandrite (Cabochon, Bluish Green, 7.02 x 4.68) vs. 4ct Emerald (Cabochon, Green, 12.39 x 8.26)
- 1ct Alexandrite (Cabochon, Bluish Green, 7.02 x 4.68) vs. 20ct Emerald (Cabochon, Green, 21.18 x 14.12)
- 1ct Alexandrite (Cabochon, Bluish Green, 7.02 x 4.68) vs. 1ct Alexandrite (Trillion, Bluish Green, 7.21 x 7.21)
- 1ct Alexandrite (Cabochon, Dark Purple, 7.02 x 4.68) vs. 1ct Alexandrite (Trillion, Bluish Green, 7.21 x 7.21)
- 12ct Alexandrite (Cabochon, Bluish Green, 16.08 x 10.72) vs. 1ct Alexandrite (Emerald, Bluish Green, 6.55 x 4.85)
- 3.24ct Alexandrite (Cabochon, Bluish Green, 10.4 x 6.93) vs. 3.24ct Tanzanite (Oval, Blue, 11.94 x 7.96)
Enter your screen size (diagonal)
My screen size is
inches
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.