The Definitive Guide to 婚戒
The Definitive Guide to 婚戒
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After First cutting, the diamond is shaped in numerous levels of polishing. In contrast to slicing, which can be a responsible but brief operation, polishing eliminates content by gradual erosion and is incredibly time-consuming. The connected method is very well produced; it really is regarded as a plan and might be done by specialists.
Artificial diamonds might be developed from large-purity carbon under large pressures and temperatures or from hydrocarbon gases by chemical vapor deposition (CVD). Natural and synthetic diamonds are mostly distinguished applying optical methods or thermal conductivity measurements. [citation essential]
象徵著兩人婚姻關係的對戒，通常戴於無名指上，一個距離心臟最靠近的位置。這是由於古埃及人相信，左手無名指的血液直通心臟，因此左手無名指是最靠近心臟的地方，有「我心已許」的意思，而這就是為什麼結婚對戒戴在無名指上的原因。
總結來說，在購買鑽石前先深入了解「鑽石等級」知識與權威評級機構的認證，讀懂並掌握鑽石等級、預算範圍及專業認證保障，後續才能安心、愉快的選購喜愛的鑽石鑲嵌方式和款式，買到心目中的命定鑽石！
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A popular engagement ring steel between Blue Nile prospects is certainly platinum (or white gold for people who desire a platinum-check out a reduced Value). Throughout the last few years, nonetheless, rose gold engagement rings are a fast-rising development. Rose gold was generally Utilized in configurations inside the late nineteenth century, and it is appreciated today for its Obviously intimate charm that notably fits rings with vintage-encouraged variations.
Above the graphite–diamond–liquid carbon triple place, the melting level of diamond increases bit by bit with escalating pressure; but at pressures of many GPa, it decreases.
Do your research with a jeweler: Browse the assessments, and ensure it's excellent customer service and transparent pricing and return policies. Also, look for perks like complimentary resizing and cleaning, and also the corporation’s guarantee and insurance plan possibilities.
As with any content, the macroscopic geometry of the diamond contributes to its resistance to breakage. Diamond has a cleavage aircraft which is consequently far more fragile in certain orientations than Other people. Diamond cutters use this attribute to cleave some stones in advance of faceting them.[36] "Affect toughness" is among the primary indexes to evaluate the caliber of synthetic industrial diamonds.
Ultimately, the most beneficial destination to obtain an engagement ring is in which you'll find a ring that matches your spending plan and magnificence, and where you experience at ease and self-confident in the quality and ethics of the purchase.
The toughest purely natural diamonds mainly originate through the Copeton and Bingara fields situated in the 婚戒 New England region in New South Wales, Australia. These diamonds are commonly tiny, great to semiperfect octahedra, and they are utilized to polish other diamonds. Their hardness is affiliated with the crystal growth type, that's one-phase crystal growth.
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如果鑽石是行銷騙局，那人造鑽石也沒好到哪裡去 （頁面存檔備份，存於網際網路檔案館）