0.1ct Sapphire (Princess, 2.49×2.49mm, Blue) vs 0.05ct Amethyst (Trillion, 2.97×2.97mm, Violet)
Quick summary: When looked from above (face-up position), 0.1ct Sapphire (2.49×2.49mm, princess cut) appears 13% larger than 0.05ct Amethyst (2.97×2.97mm, trillion cut). See below how they compare side-by-side on a ring and finger.
| 0.1ct Sapphire (princess cut) |
vs
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0.05ct Amethyst (trillion cut) |
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blue |
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| 2.49×2.49 mm | 2.97×2.97 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
0.1ct Sapphire Princess (2.49×2.49mm, Blue)
and
0.05ct Amethyst Trillion (2.97×2.97mm, Violet)
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 Amethyst for a given
carat weight, because it has higher specific gravity
(4 vs. 2.65 - this means it's "heavier" compared to Amethyst 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.
| 0.1 Ct Sapphire (Princess) | 0.05 Ct Amethyst (Trillion) | |
| 2.49×2.49 mm | vs | 2.97×2.97 mm |
| 6.2 mm² | 5.47 mm² |
| 0.1ct Sapphire Princess (2.49×2.49mm) | |
| 0.05ct Amethyst Trillion (2.97×2.97mm) | |
| Difference: 13% (0.73 mm²) |
0.1ct Sapphire (Princess, 2.49×2.49mm) has approx. 13% more face-up area than 0.05ct Amethyst (Trillion, 2.97×2.97mm).
Popular comparisons:
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 1.9ct Tanzanite (Emerald, Light Blue, 8.44 x 6.25)
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 0.1ct Ruby (Round, Red, 2.77 x 2.77)
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 3ct Peridot (Round, Yellowish Green, 9.15 x 9.15)
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 0.18ct Spinel (Round, Red, 3.5 x 3.5)
- 0.1ct Sapphire (Princess, Blue, 2.49 x 2.49) vs. 0.4ct Diamond (Round, White, 4.79 x 4.79)
- 1ct Sapphire (Princess, White, 5.37 x 5.37) vs. 1ct Diamond (Princess, White, 5.51 x 5.51)
- 0.5ct Sapphire (Princess, Dark Blue, 4.27 x 4.27) vs. 0.2ct Sapphire (Princess, Dark Blue, 3.14 x 3.14)