Convert from cape inch to douzieme [watchmaking]

Unit Definition (cape inch)
The cape inch is another traditional South African unit for distance. There are 12 cape inches in a cape foot. The Cape foot equals 12.396 English inches, 1.0330 English foot, or 31.4858 centimeters.

Unit Definition (douzieme [watchmaking])
The douzieme is a traditional unit of distance used in watchmaking. The word is French for "twelfth," and a douzième is equal to 1/12 Swiss ligne. This is about 188 micrometers (microns) or 7.4 mils.