
The IWC 63 12.5 is a mechanical watch movement produced around 1955. It features manual winding functionality and a sweep second function. Specific differences between the IWC 63 12.5 and other closely related movements, including the 1080, 1082, 1084, 1086, 1088, 1094, 1096, 1098, 1140, 1142, 1144, 1146, 1148, 1154, 1156, 1174, 1176, 1178, 1180, and 1182, are not known.
The IWC 63 12.5 features the following functions:
| Dimensions | GR Reference # | End Type | Buy |
|---|---|---|---|
| 1.50 x 0.110 x 290 x 9.5 mm | Manual | Buy mainspring | |
| 1.50 x 0.105 x 300 x 9.0 mm | GR4134 | Manual | Buy mainspring |
| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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| Block # (Top/Bottom) | Cap Jewel # (Top/Bottom) | Spring # (Top/Bottom) |
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| Part Description | Reference # | Alternate | Buy |
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