Internet Horology Club 185
information for hamilton 912

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April 07, 2015, 19:59
Ronald Greig
information for hamilton 912
Can anyone tell me the correct part number for the mainspring for a Hamilton 912.
April 08, 2015, 14:41
Rob Carter
Hi Ronald,

Mainspring Hamilton 1228 (JA--209) Double brace.

Rob
www.pocketwatchrepairs.net
April 09, 2015, 14:45
Ronald Greig
Thanks rob.