22 Carat Diopside (Round, 17.86mm, Green)
Color:
Actual size is set for screen
How big is a 22 carat round-cut Diopside?
It depends on the cut proportions, but typically a 22ct round-cut Diopside would measure around 17.86 mm (±4%) in diameter. You can check the finger coverage in the simulator below.
Ring:
Skin tone:
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Ring width:
3.0 mm
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Saved...
64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
Finger coverage |
106 % |
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Saved...
|
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Ring diameter:
16.9 mm
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Additional Info
Diopside is a beautiful and affordable gem with rich green color that rivals the beauty of Emerald and Tsavorite. Its name comes from Greek words dis (meaning "double") and opsis (meaning "appearance"), referring to its crystal shape.
Where to buy?
For certified gemstones, high-end gemstone jewelry, and birthstone jewelry, see Blue Nile
Gem Details
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Name:
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Diopside |
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Shape:
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Round |
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Chemical Formula:
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(Ca,Cr)MgSi2O6 |
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Crystal Structure:
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Monoclinic |
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Hardness:
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5-6 |
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Specific Gravity
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3.3 |
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Carat weight:
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22 ct |
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Gram weight:
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4.4 g (0.1552 ounces) |
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Points:
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2200 pts |
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Length:
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17.86 mm |
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Width:
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17.86 mm |
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Average diameter:
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17.86 mm |
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Est. face-up size:
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250.53 mm² |
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Volume:
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1333.33 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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1.668 - 1.703 |
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Luster:
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Vitreous |
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Wearability:
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Moderate |
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Care Instructions:
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Relatively soft and prone to scratching |
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Color:
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Diopside can be found in the following colors:
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Birthstone:
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Diopside is a birthstone for the month of March |
Popular comparisons:
- 1ct Diopside (Round, Green, 6.37 x 6.37) vs. 1ct Sapphire (Round, Blue, 5.98 x 5.98)
- 2ct Diopside (Round, Green, 8.03 x 8.03) vs. 1ct Diopside (Round, Green, 6.37 x 6.37)
- 1ct Diopside (Round, Green, 6.37 x 6.37) vs. 1ct Emerald (Round, Green, 6.82 x 6.82)
- 2ct Diopside (Round, Green, 8.03 x 8.03) vs. 2ct Diamond (Round, White, 8.19 x 8.19)
- 2ct Diopside (Round, Green, 8.03 x 8.03) vs. 3ct Diopside (Round, Green, 9.19 x 9.19)
- 1.2ct Diopside (Round, Dark Green, 6.77 x 6.77) vs. 1.5ct Diopside (Round, Dark Green, 7.3 x 7.3)
- 1.5ct Diopside (Round, Dark Green, 7.3 x 7.3) vs. 2ct Diopside (Round, Dark Green, 8.03 x 8.03)
- 2ct Diopside (Round, Green, 8.03 x 8.03) vs. 2ct Emerald (Round, Green, 8.59 x 8.59)






Use the simulator on this page to play around with different ring and finger configurations.