1.8 Carat Peridot Cushion (7.22×7.22mm, Yellowish Green)
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Ring width:
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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 |
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Saved...
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Ring diameter:
16.9 mm
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Additional Info
Peridot is quite an affordable gem, found naturally in yellowish-green or olive-green color. Ancient Egyptians called it "the gem of the sun". Dark olive-green gems are the most valued.
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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Peridot |
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Mineral Class:
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Olivine |
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Shape:
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Cushion |
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Chemical Formula:
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(Mg,Fe)2SiO4 |
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Crystal Structure:
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Orthorhombic |
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Hardness:
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6.5 |
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Specific Gravity
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3.35 |
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Carat weight:
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1.8 ct |
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Gram weight:
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0.36 g (0.0127 ounces) |
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Points:
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180 pts |
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Length:
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7.22 mm |
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Width:
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7.22 mm |
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Est. face-up size:
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46.92 mm² |
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Volume:
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107.46 mm³ |
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Length-to-width ratio:
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1 |
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Refractive Index:
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2.63 - 2.65 |
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Cleavage:
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Poor (2,1 ; 3,1) |
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Luster:
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Vitreous |
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Birefringence:
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0.009 |
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Wearability:
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Very good |
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Care Instructions:
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Should be worn gently |
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Color:
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Birthstone:
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Peridot is a birthstone for the month of August |
Popular comparisons:
- 7ct Peridot (Cushion, Yellowish Green, 11.35 x 11.35) vs. 2.5ct Peridot (Cushion, Yellowish Green, 8.05 x 8.05)
- 1ct Peridot (Cushion, Yellowish Green, 5.93 x 5.93) vs. 1ct Emerald (Cushion, Green, 6.37 x 6.37)
- 3.5ct Peridot (Cushion, Light Yellowish Green, 9.01 x 9.01) vs. 5ct Peridot (Oval, Light Yellowish Green, 13.5 x 9.5)
- 1.3ct Peridot (Cushion, Yellowish Green, 6 x 6) vs. 0.25ct Diamond (Round, White, 4.09 x 4.09)
- 5ct Peridot (Cushion, Yellowish Green, 10.14 x 10.14) vs. 0.7ct Diamond (Round, White, 5.77 x 5.77)
- 5ct Peridot (Cushion, Green, 10.14 x 10.14) vs. 0.7ct Diamond (Princess, White, 4.89 x 4.89)
- 3.52ct Peridot (Cushion, Yellowish Green, 9.02 x 9.02) vs. 5ct Citrine (Oval, Light Orange, 14.84 x 9.89)
- 1.3ct Peridot (Cushion, Yellowish Green, 6.39 x 6.31) vs. 1ct Peridot (Cushion, Yellowish Green, 6.18 x 6.18)
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