買鑽戒除了注意4C,還有什麼該注意?
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<span data-sheets-userformat="[null,null,8767,[null,0],[null,2,16777215],[null,[[null,2,0,null,null,[null,2,0]],[null,0,0,3],[null,1,0,null,1]]],[null,[[null,2,0,null,null,[null,2,0]],[null,0,0,3],[null,1,0,null,1]]],[null,[[null,2,0,null,null,[null,2,0]],[null,0,0,3],[null,1,0,null,1]]],[null,[[null,2,0,null,null,[null,2,0]],[null,0,0,3],[null,1,0,null,1]]],null,null,null,0,null,null,null,12]" data-sheets-value="[null,2,&quot;u8cb7u947du6212u9664u4e86u6ce8u610f4Cuff0cu9084u6709u4ec0u9ebcu8a72u6ce8u610fuff1f
u6700u8fd1u8981u8cb7u947du6212u6c42u5a5au4e86uff0cu5f88u591au4ebau8aaau8cb7u947du6212u8981u6ce8u610f4Cuff0cu9664u4e86u6ce8u610f4Cu5916u9084u6709u4ec0u9ebcu8a72u6ce8u610f?&quot;]" style="font-size:120%;font-family:Arial;">最近要買鑽戒求婚了,很多人說買鑽戒要注意4C,除了注意4C外還有什麼該注意?</span>