小弟不才獻醜了... 大家參考一下吧...

Hi there:

I ordered Schindler's List Collector's Gift Set in order number XXXX ( 您的訂單號碼 ) less than a month ago and I just found out that its price has been reduced. Please advise.

Regards,

XXXXX ( 您在Amazon 上用的名字 )

接下來就等 Amazon 的回覆了