In order to reply to your question we need to know the exact reference number, which is engraved on the case back.

为能解答您这个问题， 请您提供我们镌刻在表壳后的系列号码。

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Carton box label with information on company, product specification, reference code, purchase order, quantity, and case number.

箱唛标签：多重资料箱唛标签(含公司名称，产品资料，产品规格，产品编号，参考编号，订单资料，数量及箱数等)。

youdao

Carton box label with information on company, product specification, reference code, purchase order, quantity, and case number.

箱唛标签：多重资料箱唛标签(含公司名称，产品资料，产品规格，产品编号，参考编号，订单资料，数量及箱数等)。

youdao