5ct Benitoite (Round, 10.54×10.54mm, Blue) vs 2ct Diamond (Round, 8.19×8.19mm, White)
Quick summary: When looked from above (face-up position), 5ct Benitoite (10.54×10.54mm, round cut) appears 66% larger than 2ct Diamond (8.19×8.19mm, round cut). See below how they compare side-by-side on a ring and finger.
| 5ct Benitoite (round cut) |
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2ct Diamond (round cut) |
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blue |
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| 10.54×10.54 mm | 8.19×8.19 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
5ct Benitoite Round (10.54×10.54mm, Blue)
and
2ct Diamond Round (8.19×8.19mm, 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, Benitoite will face-up smaller than Diamond for a given
carat weight, because it has higher specific gravity
(3.65 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.
| 5 Ct Benitoite (Round) | 2 Ct Diamond (Round) | |
| 10.54×10.54 mm | vs | 8.19×8.19 mm |
| 87.25 mm² | 52.68 mm² |
| 5ct Benitoite Round (10.54×10.54mm) | |
| 2ct Diamond Round (8.19×8.19mm) | |
| Difference: 66% (34.57 mm²) |
5ct Benitoite (Round, 10.54×10.54mm) has approx. 66% more face-up area than 2ct Diamond (Round, 8.19×8.19mm).
Popular comparisons:
- 5ct Benitoite (Round, Blue, 10.54 x 10.54) vs. 4ct Diamond (Round, White, 10.32 x 10.32)
- 5ct Benitoite (Round, Blue, 10.54 x 10.54) vs. 4ct Emerald (Round, Green, 10.82 x 10.82)
- 1ct Benitoite (Round, Light Blue, 6.16 x 6.16) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Benitoite (Round, Blue, 6.16 x 6.16) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 1.27ct Benitoite (Round, Blue, 6.3 x 6.4) vs. 1ct Sapphire (Oval, Blue, 7.56 x 5.04)
- 2ct Benitoite (Round, Blue, 7.77 x 7.77) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 0.21ct Benitoite (Round, Blue, 3.5 x 3.5) vs. 0.32ct Benitoite (Round, Blue, 4.2 x 4.2)
- 2ct Benitoite (Round, Blue, 7.77 x 7.77) vs. 1.5ct Diamond (Round, White, 7.44 x 7.44)