2.5ct Diamond (Round, 8.5×8.5mm, White) vs 1.54ct Diamond (Oval, 9.65×6.42mm, Bluish Green)
Quick summary: When looked from above (face-up position), 2.5ct Diamond (8.5×8.5mm, round cut) appears 12% larger than 1.54ct Colored Diamond (9.65×6.42mm, oval cut). See below how they compare side-by-side on a ring and finger.
| 2.5ct Diamond (round cut) |
vs
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1.54ct Diamond (oval cut) |
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white |
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| 8.5×8.5 mm | 9.65×6.42 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
2.5ct Diamond Round (8.5×8.5mm, White)
and
1.54ct Diamond Oval (9.65×6.42mm, Bluish Green)
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.
| 2.5 Ct Diamond (Round) | 1.54 Ct Colored Diamond (Oval) | |
| 8.5×8.5 mm | vs | 9.65×6.42 mm |
| 56.75 mm² | 50.8 mm² |
| 2.5ct Diamond Round (8.5×8.5mm) | |
| 1.54ct Colored Diamond Oval (9.65×6.42mm) | |
| Difference: 12% (5.95 mm²) |
2.5ct Diamond (Round, 8.5×8.5mm) has approx. 12% more face-up area than 1.54ct Colored Diamond (Oval, 9.65×6.42mm).
Popular comparisons:
- 2.5ct Diamond (Round, White, 8.5 x 8.5) vs. 3ct Diamond (Round, White, 9 x 9)
- 2.5ct Diamond (Round, White, 8.5 x 8.5) vs. 3ct Diamond (Cushion, White, 10.5 x 8.5)
- 2.5ct Diamond (Round, White, 8.5 x 8.5) vs. 1.25ct Diamond (Round, White, 7 x 7)
- 0.1ct Diamond (Round, White, 3.02 x 3.02) vs. 0.15ct Diamond (Round, White, 3.45 x 3.45)
- 1.5ct Diamond (Round, White, 7.5 x 7.5) vs. 2ct Diamond (Round, White, 8 x 8)
- 20ct Diamond (Round, White, 17.64 x 17.64) vs. 1ct Emerald (Round, Green, 6.82 x 6.82)
- 1ct Diamond (Round, White, 6.5 x 6.5) vs. 1.25ct Diamond (Round, White, 7 x 7)
- 0.4ct Diamond (Round, White, 4.79 x 4.79) vs. 0.5ct Diamond (Round, White, 5.16 x 5.16)