Only us collector snobs care about frankens or original case finishes. Normal people do not care.
It seems this watch means something to you, so why not get the case replated? Here's one place that will provide that service:
http://www.replateit.com/
A replated gold layer will be relatively thin as compared to the original finish, and the gold tint on a replated case may not exactly match the original. But, you'll have a nice looking watch again.
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