28ct Hiddenite (Emerald, 20.93×15.5mm, Light Green ) vs 28ct Diopside (Emerald, 20.67×15.31mm, Green)
Quick summary: When looked from above (face-up position), 28ct Hiddenite (20.93×15.5mm, emerald cut) appears 3% larger than 28ct Diopside (20.67×15.31mm, emerald cut). See below how they compare side-by-side on a ring and finger.
| 28ct Hiddenite (emerald cut) |
vs
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28ct Diopside (emerald cut) |
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light green |
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| 20.93×15.5 mm | 20.67×15.31 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
28ct Hiddenite Emerald (20.93×15.5mm, Light Green )
and
28ct Diopside Emerald (20.67×15.31mm, 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
All things being equal, Diopside will face-up smaller than Hiddenite for a given
carat weight, because it has higher specific gravity
(3.3 vs. 3.18 - this means it's "heavier" compared to Hiddenite 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.
| 28 Ct Hiddenite (Emerald) | 28 Ct Diopside (Emerald) | |
| 20.93×15.5 mm | vs | 20.67×15.31 mm |
| 301.71 mm² | 294.31 mm² |
| 28ct Hiddenite Emerald (20.93×15.5mm) | |
| 28ct Diopside Emerald (20.67×15.31mm) | |
| Difference: 3% (7.4 mm²) |
28ct Hiddenite (Emerald, 20.93×15.5mm) has approx. 3% more face-up area than 28ct Diopside (Emerald, 20.67×15.31mm).
Popular comparisons:
- 2ct Hiddenite (Emerald, Light Green , 8.68 x 6.43) vs. 4ct Sapphire (Cushion, Blue, 8.88 x 8.88)
- 1ct Hiddenite (Emerald, Light Green , 6.9 x 5.11) vs. 1ct Emerald (Emerald, Green, 7.26 x 5.38)
- 1ct Hiddenite (Emerald, Yellowish Green, 6.9 x 5.11) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Hiddenite (Emerald, Light Green , 6.9 x 5.11) vs. 1ct Diamond (Emerald, White, 6.68 x 4.95)
- 2.7ct Ruby (Pear, Red, 10 x 7) vs. 3ct Ruby (Emerald, Red, 9 x 7)
- 1.5ct Tourmaline (Round, Light Red, 7.45 x 7.45) vs. 1.5ct Sapphire (Round, Light Blue, 6.84 x 6.84)
- 1ct Kyanite (Oval, Blue, 7.77 x 5.18) vs. 1ct Tanzanite (Oval, Blue, 8.07 x 5.38)
- 1ct Aquamarine (Oval, Light Blue, 8 x 6) vs. 1ct Spinel (Oval, Gray, 8 x 6)
- 1.16ct Diamond (Round, White, 6.82 x 6.85) vs. 1.2ct Diamond (Round, White, 6.82 x 6.86)