CWC G10 NAVIGATOR WITH DATECabot Watch Company G10 Navigator (with date). In 1980, the first quartz watch issued to British Forces was made by CWC. The Navigator is the date version of the G10 and has been issued to British Forces intermittently over many years, which makes them quite rare as numbers were low compared to the standard non date G10. The last batch was supplied in the late 1990s. ETA F06. 412 Swiss quartz movement. The definitive military field watch, supplied to