提到對戒該由誰買，現在這個時代講求男女平權，沒有該由哪一方出錢購買。以下整理從不同心意出發的三大作法，提供給讀者參考：Clarity: This refers back to the imperfections within the diamond. A slightly incorporated (SI1 or SI2) diamond generally looks flawless for the bare eye and presents superi

The area of diamonds is partially oxidized. The oxidized surface area might be lessened by heat treatment underneath hydrogen move. That's to mention, this heat remedy partially removes oxygen-that contains purposeful groups.The extreme hardness of diamond in specific orientations causes it to be valuable in products science, as in this pyramidal d

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