0.9ct Tanzanite (Round, 6.15×6.15mm, Blue) vs 1.45ct Tanzanite (Round, 7.21×7.21mm, Blue)
Quick summary: When looked from above (face-up position), 1.45ct Tanzanite (7.21×7.21mm, round cut) appears 37% larger than 0.9ct Tanzanite (6.15×6.15mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.9ct Tanzanite (round cut) |
vs
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1.45ct Tanzanite (round cut) |
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blue |
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| 6.15×6.15 mm | 7.21×7.21 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
0.9ct Tanzanite Round (6.15×6.15mm, Blue)
and
1.45ct Tanzanite Round (7.21×7.21mm, 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
The face-up size depends on the shape of the gem, its weight and 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.
| 0.9 Ct Tanzanite (Round) | 1.45 Ct Tanzanite (Round) | |
| 6.15×6.15 mm | vs | 7.21×7.21 mm |
| 29.71 mm² | 40.83 mm² |
| 0.9ct Tanzanite Round (6.15×6.15mm) | |
| 1.45ct Tanzanite Round (7.21×7.21mm) | |
| Difference: 37% (11.12 mm²) |
1.45ct Tanzanite (Round, 7.21×7.21mm) has approx. 37% more face-up area than 0.9ct Tanzanite (Round, 6.15×6.15mm).
Popular comparisons:
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.1ct Diamond (Round, White, 3.02 x 3.02)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.84ct Tanzanite (Oval, Blue, 7.61 x 5.07)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.23ct Emerald (Oval, Bluish Green, 5.28 x 3.52)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.5ct Tanzanite (Round, Blue, 5.06 x 5.06)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 1.5ct Tanzanite (Cushion, Blue, 6.82 x 6.82)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.7ct Diamond (Round, White, 5.77 x 5.77)
- 0.9ct Tanzanite (Round, Blue, 6.15 x 6.15) vs. 0.9ct Diamond (Round, White, 6.28 x 6.28)