昨天买了个周大福的钻戒,颜色级是F-G,净度是P,是18K金的,34分,这款钻戒怎么样,麻烦那位好心人告诉一下我
推荐回答(4个)
不怎么样,周大福还贵,1、 克拉重量(Carat)——大钻稀贵 小钻璀璨
钻石重量以克拉(又称卡)计算。1克拉=200毫克=0.2克。一克拉分为一百份,每一份称为一分。0.75克拉又称75分,0.02克拉为2分。在其它条件近似的情况下,随着钻石重量的增大其价值则呈几何级数增长;重量相同的钻石,会因色泽、净度、切工的不同而价值相差甚远。
在每一种不同的大小和形状中,都能找到品质优良的钻石,最重要的是找一颗大小适合而式样又让你喜欢的钻石。
2、 净度(Clarity)——晶莹剔透 纯美难求
钻石结晶于地球深处地幔岩浆之中,环境复杂,成分多样,温度压力极高,历经亿万年的地质变化,其内部难免含有各种杂物或存在瑕疵。这些内含物的颜色、多少、大小、位置分布对钻石净度构成不同程度的影响。
通常使用10倍放大镜对钻石内部、表面瑕疵以及对光彩影响程度将未镶嵌钻石的净度级别细分为LC、VVS1、VVS2、VS1、VS2、SI1、SI2、P1、P3、P3共10个级别。已镶嵌钻石划分为极好、很好、好、较好、一般5个级别。
3、 色泽(Colour)——无色高雅 异彩罕见
钻石有多种天然色泽,由珍贵的无色(切磨后白色),罕见的浅蓝、、粉红到常见的微黄不等。愈是透明无色,白光愈是能穿透,经折射和色散后更是缤纷多彩。
钻石色泽分级是在专业实验室的分级环境中,由技术人员将待分级钻石与标准色泽比色石反复对比而确定。
最白的钻石定为D级(即从Diamond的第一个字母开始)。钻石色泽共分为11个级别,依次分别为:D、E、F、G、H、I、J、K、L、M、N。
4、 切工(Cut)——精工雕琢 光芒尽现
钻石的璀璨光辉归功于其独特的高折射率和高色散性能。然而,未经切磨的金刚石也只不过相貌平平,只有通过准确计算、精心设计和完美切割抛磨,使光线充分折射出顶面才能使美钻光芒尽显。钻石是最硬的物质,无坚不摧,永不磨损,一经切磨便光辉永恒。
判别切工优劣的方法:拿起钻石,凝视跳动在顶面的光芒,车工精美的钻石辉煌眩目,不会因镶嵌或款式不同而华采隐没。车工的级别分为:很好,好,一般。你自己对比哈嘛
颜色是上等的极白,净度是很差的级别。一般来说,净度可分为IF(无暇),VVS(极微小瑕疵)VS(微小瑕疵),SI(小瑕疵)P(较大瑕疵,肉眼可见),18K金镶钻虽然不如PT(铂金)的价值,但较于铂金来说是比较牢固的。不知你的钻戒多少钱买的,性价比如何,本人觉得超过8000就是买贵啦。
已经买了?净度太差了 :(
钻石价格2000,镶嵌费用500左右
成本价2500
一般商场成品钻戒价格是成本价的1.5-3.5倍,大多数品牌是2-3倍,周大福一般是3倍左右,也就是7500左右。但做活动时候会有低于2倍的情况。这粒钻属于有重大瑕疵的,应该属于做活动的范围,如果时候对了,大概4000左右可以买到
这个钻石的颜色是比较好的 F-G 在白色的范围内 不过净度是太低了 P等级 钻石内的天然内含物肉眼都是可以看的到了 对钻石的佩戴 观赏性不是很好啊 意见钻石净度等级 的底线是 SI 不要选择 P 周大福的这个钻戒 也要 3千多吧
欧宝丽珠宝这个等级 价格最多也就 2千
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