3 Carat Aquamarine Cabochon (11.25×7.5mm, Light Blue)
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64 mm
| Your settings | |
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Ring |
Gold |
Skin tone |
Light |
Ring diameter |
16.9 mm |
Ring width |
3.0 mm |
Finger length |
64 mm |
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Saved...
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Ring diameter:
16.9 mm
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Additional Info
Aquamarine is a blue to blue-green variety of beryl. The name comes from Latin "aqua marina" and means "water of the sea". The most valuable stones are those with the richest color saturation.
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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Aquamarine |
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Mineral Class:
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Beryl |
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Shape:
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Cabochon |
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Chemical Formula:
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Be3Al2Si6O18 |
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Crystal Structure:
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Hexagonal |
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Hardness:
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7.5 - 8.0 |
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Specific Gravity
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2.7 |
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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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11.25 mm |
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Width:
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7.5 mm |
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Est. face-up size:
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69.19 mm² |
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Volume:
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222.22 mm³ |
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Length-to-width ratio:
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1.5 |
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Refractive Index:
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1.57 - 1.58 |
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Cleavage:
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3,1 - basal |
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Luster:
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Vitreous |
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Birefringence:
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0.006 |
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Wearability:
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Excellent |
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Care Instructions:
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No special care |
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Color:
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Birthstone:
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Aquamarine is a birthstone for the month of March |
Popular comparisons:
- 3ct Aquamarine (Cabochon, Light Blue, 11.25 x 7.5) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Aquamarine (Cabochon, Bluish Green, 7.8 x 5.2) vs. 1ct Amethyst (Baguette, Dark Violet, 7.95 x 5.3)
- 1ct Aquamarine (Cabochon, Light Blue, 7.8 x 5.2) vs. 1ct Diamond (Round, White, 6.5 x 6.5)
- 20ct Aquamarine (Cabochon, Light Blue, 21.18 x 14.12) vs. 1ct Emerald (Emerald, Green, 7.28 x 5.39)
- 1ct Aquamarine (Cabochon, Light Blue, 6 x 6) vs. 1ct Diamond (Round, White, 6 x 6)
- 6ct Aquamarine (Cabochon, Light Blue, 14 x 10) vs. 7ct Aquamarine (Cabochon, Light Blue, 16 x 11)
- 1.5ct Aquamarine (Cabochon, Light Blue, 8.93 x 5.95) vs. 1.5ct Diamond (Cushion, White, 6.67 x 6.67)
- 1.5ct Aquamarine (Cabochon, Light Blue, 8.93 x 5.95) vs. 1.5ct Sapphire (Cabochon, Blue, 7.83 x 5.22)
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