浪琴手表l26684all后壳,浪琴手表怎么验真假

浪琴手表l2.668.4 all stainless steel registr mod
朋友送了块浪琴l2668.4all这款表是真的么?值多少钱啊
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浪琴l2.668.4all编号是z-8557是真的还是假的
浪琴手表l2.668.4 all stainless steel registr mod