5.55ct Sapphire (Round, 10.58×10.58mm, Blue) vs 2ct Ruby (Round, 7.53×7.53mm, Red)
Quick summary: When looked from above (face-up position), 5.55ct Sapphire (10.58×10.58mm, round cut) appears 97% larger than 2ct Ruby (7.53×7.53mm, round cut). See below how they compare side-by-side on a ring and finger.
| 5.55ct Sapphire (round cut) |
vs
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2ct Ruby (round cut) |
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blue |
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| 10.58×10.58 mm | 7.53×7.53 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
5.55ct Sapphire Round (10.58×10.58mm, Blue)
and
2ct Ruby Round (7.53×7.53mm, Red)
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
Sapphire and Ruby have the same specific gravity so their face-up size
depends on the weight, shape and 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.
| 5.55 Ct Sapphire (Round) | 2 Ct Ruby (Round) | |
| 10.58×10.58 mm | vs | 7.53×7.53 mm |
| 87.91 mm² | 44.53 mm² |
| 5.55ct Sapphire Round (10.58×10.58mm) | |
| 2ct Ruby Round (7.53×7.53mm) | |
| Difference: 97% (43.38 mm²) |
5.55ct Sapphire (Round, 10.58×10.58mm) has approx. 97% more face-up area than 2ct Ruby (Round, 7.53×7.53mm).
Popular comparisons:
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 9ct Sapphire (Cushion, Blue, 11.63 x 11.63)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 2.08ct Ruby (Round, Red, 7.63 x 7.63)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 3.28ct Sapphire (Round, Blue, 8.88 x 8.88)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 10ct Tanzanite (Round, Blue, 13.73 x 13.73)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 4ct Diamond (Round, White, 10.32 x 10.32)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 9ct Sapphire (Oval, Blue, 15.74 x 10.49)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 5.5ct Sapphire (Cushion, Blue, 9.87 x 9.87)
- 5.55ct Sapphire (Round, Blue, 10.58 x 10.58) vs. 9ct Sapphire (Pear, Blue, 17.28 x 10.41)