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发表于 2011-8-6 04:10:20
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回复 8# 感恩的心
价格和色种,大小和加工(抛光)有关。一般的成品,指甲大,在150-250USD(美元),如果是整块平面抛光,比较省工,如果一个一个泡抛光,说明这材料很特别,细工费时而且难度大,那就很昂贵了。都在三-四位数USD,请参阅上面的戒指挂件图附上的拍卖价。底下上个参考资料,是几年前的分级。
F I R E A G A T E - P R I C E C H A R T |
| 1 9 7 5 per carat** | % of fire | 2 0 0 8per carat * | % of fire | notes | Imperial | $12.00 usd | 95% - 100% | $350.00 usd | 95% | extra value for bright colors and rare fire (i.e. purple, blue, red)
- must have visible fire from every angle - no dead areas. | Gem | $9.00 usd | 90% | $200.00 usd | 90% | extra value for bright colors and rare fire (i.e. purple, blue, red) - visible fire from every angle. | Commercial I | $4.00 usd | 75% | $50.00 usd | 75% | extra value for bright colors and rare fire (i.e. purple, blue, red). | Commercial II | $1.25 usd | 30% - 60% | $12.00 usd | 30% - 60% | dull fire, golden fire, some green fire. | Rough | $1.50 usd lot(6.5 - 11 pounds) | . | $700.00 usd lot(6.5 - 11 pounds) | . | pricing is for average ′commercial grade' rough, pricing for high grade varies dependent on quality, nugget size and availability from the mines. |
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