3 Carat Ruby Marquise (10×10 mm)
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Skin tone:
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Ring width:
3.0 mm
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64 mm
| Your settings | |
|---|---|
Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
|
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?
Where to buy?
JamesAllen → high-quality Rubies, high-end jewelry and competitive prices. Highly recommended.
Amazon → usually offers a good selection from many different vendors. Worth a check.
Gem Details
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Name:
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Ruby |
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Mineral Class:
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Corundum |
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Shape:
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Marquise |
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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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3 ct |
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Gram weight:
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0.6 g (0.0212 ounces) |
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Points:
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300 pts |
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Length:
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10 mm |
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Width:
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10 mm |
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Est. face-up size:
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71 mm² |
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Volume:
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150 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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Cleavage:
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None |
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Luster:
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Vitreous to adamantine |
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Birefringence:
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0.0008 |
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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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|
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Birthstone:
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Ruby is a birthstone for the month of July |
Popular comparisons:
- 1ct Ruby (Marquise, Red, 9.88 x 4.94) vs. 0.33ct Diamond (Trillion, White, 5.35 x 5.35)
- 1ct Ruby (Marquise, Red, 9.88 x 4.94) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 2.75ct Ruby (Marquise, Red, 13.82 x 6.91) vs. 3ct Ruby (Marquise, Red, 14.24 x 7.12)
- 1.27ct Ruby (Marquise, Red, 10.68 x 5.34) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 5ct Ruby (Marquise, Red, 16.88 x 8.44) vs. 8ct Ruby (Marquise, Red, 19.74 x 9.87)
- 1ct Ruby (Marquise, Red, 6.5 x 6.5) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.4ct Ruby (Marquise, Red, 7.28 x 3.64) vs. 0.35ct Emerald (Marquise, Green, 7.92 x 3.96)
- 0.66ct Ruby (Marquise, Red, 8.6 x 4.3) vs. 1.13ct Diamond (Round, White, 6.77 x 6.77)
- 1.25ct Ruby (Marquise, Red, 10.64 x 5.32) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 0.15ct Ruby (Marquise, Red, 5.24 x 2.62) vs. 0.14ct Diamond (Marquise, White, 5 x 2.5)
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