0.35ct Sapphire (Round, 4.21×4.21mm, Blue) vs 0.07ct Diamond (Round, 2.68×2.68mm, White)
Quick summary: When looked from above (face-up position), 0.35ct Sapphire (4.21×4.21mm, round cut) appears 2.5 times larger than 0.07ct Diamond (2.68×2.68mm, round cut). See below how they compare side-by-side on a ring and finger.
| 0.35ct Sapphire (round cut) |
vs
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0.07ct Diamond (round cut) |
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blue |
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| 4.21×4.21 mm | 2.68×2.68 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
0.35ct Sapphire Round (4.21×4.21mm, Blue)
and
0.07ct Diamond Round (2.68×2.68mm, 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, Sapphire 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.
| 0.35 Ct Sapphire (Round) | 0.07 Ct Diamond (Round) | |
| 4.21×4.21 mm | vs | 2.68×2.68 mm |
| 13.92 mm² | 5.64 mm² |
| 0.35ct Sapphire Round (4.21×4.21mm) | |
| 0.07ct Diamond Round (2.68×2.68mm) | |
| Difference: 147% (8.28 mm²) |
0.35ct Sapphire (Round, 4.21×4.21mm) has approx. 147% more face-up area than 0.07ct Diamond (Round, 2.68×2.68mm). In other words, it's 2.47x larger.
Popular comparisons:
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 1.5ct Tourmaline (Pear, Violet, 10.36 x 6.24)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 0.3ct Diamond (Round, White, 4.35 x 4.35)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 0.25ct Sapphire (Oval, Blue, 4.77 x 3.18)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 0.5ct Sapphire (Round, Blue, 4.75 x 4.75)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 0.5ct Moissanite (Round, White, 5.32 x 5.32)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 1ct Sapphire (Round, Blue, 5.98 x 5.98)
- 0.35ct Sapphire (Round, Blue, 4.21 x 4.21) vs. 0.8ct Sapphire (Round, Blue, 5.55 x 5.55)