0.5 Carat Ruby Round (5×5mm, Red)
Color:
Actual size is set for screen
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 |
30 % |
|
Saved...
|
|
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Ring diameter:
16.9 mm
|
Additional Info
Ruby is a red to pink variety of the mineral Corundum. Its name comes from the Latin word "ruber", which simply means "red". Most Rubies on the market are heat-treated to enhance their color and clarity.
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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Ruby |
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Mineral Group:
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Corundum |
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Shape:
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Round |
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Chemical Formula:
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Al2O3 |
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Crystal Structure:
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Hexagonal |
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Hardness:
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9 |
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Specific Gravity
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4 |
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Carat weight:
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0.5 ct |
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Gram weight:
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0.1 g (0.0035 ounces) |
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Points:
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50 pts |
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Length:
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5 mm |
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Width:
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5 mm |
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Average diameter:
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5 mm |
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Est. face-up size:
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19.63 mm² |
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Volume:
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25 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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1.76 - 1.77 |
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Luster:
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Vitreous to adamantine |
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Wearability:
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Excellent |
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Care Instructions:
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No special or unusual care |
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Color:
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Ruby can be found in the following colors:
 
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Birthstone:
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Ruby is a birthstone for the month of July |
Popular comparisons:
- 0.5ct Ruby (Round, Red, 5 x 5) vs. 1ct Ruby (Round, Red, 6.1 x 6.1)
- 0.5ct Ruby (Round, Red, 5 x 5) vs. 1ct Ruby (Round, Red, 6.2 x 6.2)
- 0.5ct Ruby (Round, Red, 5 x 5) vs. 0.5ct Sapphire (Round, Blue, 5 x 5)
- 0.5ct Ruby (Round, Red, 5 x 5) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)
- 0.5ct Ruby (Round, Red, 5 x 5) vs. 0.2ct Emerald (Emerald, Green, 5 x 3)
- 1ct Ruby (Round, Red, 5.98 x 5.98) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 3ct Ruby (Round, Red, 8.62 x 8.62) vs. 5ct Ruby (Round, Red, 10.22 x 10.22)
- 0.5ct Ruby (Round, Red, 4.75 x 4.75) vs. 0.5ct Emerald (Round, Green, 5.41 x 5.41)