Posted 12 months ago
This is by Rockford Watch Co. Rockford, ILL.
Ser. # 76075 (1879-80)
Key Wind & Set
Movement is marked, EXTRA above the winding post. (not sure what it means)
The case is a Coin silver lift out case.
Back cover marked:
Movement cover is marked:
PAT. APR. 22, 1884
This case also has a "hidden key". Unscrew the crown and it is a #5 key to wind & set the watch.
Thanks for looking,