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I was in a watch shop the other day and saw a ball pocket watch. I was told it was a Ball 999P with sapphire pallets, in a Philadelphia Watch company case. The watch was size 16 and was suppose to be from 1930. Any thoughts? Skip | ||
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IHC Member 1541![]() |
Skip, I stumbled upon this a while back, it explains all. Hamilton Ball Serial Numbers & Grade Descriptions | |||
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Thank you so much Lorne, Big help, Thank you. Skip | |||
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