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Return To ShopThe IWC 77 is a manual wind watch movement widely considered to be equivalent to the Eterna 852 movement. The differences between the ETA 853, 854, 858, and 859 are not known. The IWC 77 features a sub-second function and was primarily used around 1941.
The IWC 77 features the following functions:
Dimensions | GR Reference # | End Type | Buy |
---|---|---|---|
1.90 x 0.180 x 450 x 15.0 mm | Manual | Buy mainspring | |
1.90 x 0.180 x 460 x 14.5 mm | GR5618 | Manual | Buy mainspring |
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