I believe there is some QA issue with this model of Hamilton. 我相信Hamilton品質有問題 There are many reports of stripped crow screws since the production and mine included. 有很多關於龍頭掉落的報告,包括我自己的 Just check out watchbus or timezone website and you would see a full discussion about this. 只要去watchbus和timezone網站,就可以看到很多漢米爾頓龍頭掉落的討論 I had to sent mine in for service and they replace the whole case for me. 我將我的瑕疵錶送回,他們幫我換整個殼