2ct Tanzanite (Trillion, 9.44×9.44mm, Blue) vs 2ct Diamond (Trillion, 9.75×9.75mm, White)
Quick summary: When looked from above (face-up position), 2ct Diamond (9.75×9.75mm, trillion cut) appears 7% larger than 2ct Tanzanite (9.44×9.44mm, trillion cut). See below how they compare side-by-side on a ring and finger.
| 2ct Tanzanite (trillion cut) |
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2ct Diamond (trillion cut) |
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blue |
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| 9.44×9.44 mm | 9.75×9.75 mm | |
| actual size | ||
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Actual size is set for screen
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Ring:
Skin tone:
Ring width: 3.0 mm
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64 mm |
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Actual sizes of
2ct Tanzanite Trillion (9.44×9.44mm, Blue)
and
2ct Diamond Trillion (9.75×9.75mm, 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, Diamond will face-up smaller than Tanzanite for a given
carat weight, because it has higher specific gravity
(3.52 vs. 3.35 - this means it's "heavier" compared to Tanzanite 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 Tanzanite (Trillion) | 2 Ct Diamond (Trillion) | |
| 9.44×9.44 mm | vs | 9.75×9.75 mm |
| 55.25 mm² | 58.94 mm² |
| 2ct Tanzanite Trillion (9.44×9.44mm) | |
| 2ct Diamond Trillion (9.75×9.75mm) | |
| Difference: 7% (3.69 mm²) |
2ct Diamond (Trillion, 9.75×9.75mm) has approx. 7% more face-up area than 2ct Tanzanite (Trillion, 9.44×9.44mm).
Popular comparisons:
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 1ct Tanzanite (Trillion, Blue, 7.49 x 7.49)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 3ct Tanzanite (Trillion, Blue, 10.81 x 10.81)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 6ct Tanzanite (Oval, Blue, 14.66 x 9.77)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 2ct Sapphire (Trillion, Blue, 8.86 x 8.86)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 4ct Tanzanite (Trillion, Blue, 11.9 x 11.9)
- 2ct Tanzanite (Trillion, Blue, 9.44 x 9.44) vs. 2ct Diamond (Round, White, 8.19 x 8.19)