鑽石分為一型和二型兩種，這主要是根據它是否含有N元素：一型含；二型不含。而藍色的鑽石是二B型的，是半導體。Coloured diamonds incorporate impurities or structural defects that cause the coloration, though pure or just about pure diamonds are transparent and colorless. Most diamond impurities replace a
In western lifestyle, a wedding ring is usually worn on the base of the remaining ring finger. The ring finger is broadly claimed being connected to the normal belief referred to as vena amoris ("vein of affection")."The styles are clean, minimalist and cool, and there are plenty of gender-neutral patterns to select from.” Also, the manufacturer�
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