2.23ct Sapphire (Oval, 9.42×6.21mm, Dark Blue) vs 3.5ct Diamond (Radiant, 10×7mm, White)
Quick summary: When looked from above (face-up position), 3.5ct Diamond (10×7mm, radiant cut) appears 39% larger than 2.23ct Sapphire (9.42×6.21mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 2.23ct Sapphire (oval cut) |
vs
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3.5ct Diamond (radiant cut) |
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dark blue |
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| 9.42×6.21 mm | 10×7 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
2.23ct Sapphire Oval (9.42×6.21mm, Dark Blue)
and
3.5ct Diamond Radiant (10×7mm, 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.
| 2.23 Ct Sapphire (Oval) | 3.5 Ct Diamond (Radiant) | |
| 9.42×6.21 mm | vs | 10×7 mm |
| 47.97 mm² | 66.5 mm² |
| 2.23ct Sapphire Oval (9.42×6.21mm) | |
| 3.5ct Diamond Radiant (10×7mm) | |
| Difference: 39% (18.53 mm²) |
3.5ct Diamond (Radiant, 10×7mm) has approx. 39% more face-up area than 2.23ct Sapphire (Oval, 9.42×6.21mm).
Popular comparisons:
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 9ct Sapphire (Oval, Dark Blue, 16 x 11)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 4.65ct Sapphire (Oval, Dark Blue, 11.86 x 7.57)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 3.66ct Sapphire (Emerald, Dark Bluish Green, 9.77 x 6.94)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 2ct Diamond (Oval, White, 10.23 x 6.82)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 4ct Sapphire (Oval, Dark Blue, 12 x 8)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 6ct Sapphire (Oval, Dark Blue, 13.74 x 9.16)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 2.46ct Sapphire (Oval, Blue, 9.57 x 6.84)
- 2.23ct Sapphire (Oval, Dark Blue, 9.42 x 6.21) vs. 5.01ct Sapphire (Oval, Dark Blue, 12 x 8.54)