old fuze id please

[Rrickoshae]

hi guys, please see the attached photos of an old fuze. The time rings run from 0-280 and the numbers 86.6 & 7.89 may perhaps be dates. The cross may indicate Swiss manufacture. Any thoughts as to what it is?

many thanks as always

Dave

 

[Fusse2004]

Is a Swiss double ignition for 10.5 -12 and 15 cm

 

[Rrickoshae]

many thanks Fusse2004, best wishes, Dave